{"id":7617,"date":"2013-09-19T10:55:08","date_gmt":"2013-09-19T16:55:08","guid":{"rendered":"http:\/\/sanuja.com\/blog\/?p=7617"},"modified":"2020-09-05T06:25:46","modified_gmt":"2020-09-05T12:25:46","slug":"mineralogy-media-library","status":"publish","type":"post","link":"https:\/\/sanuja.com\/blog\/mineralogy-media-library","title":{"rendered":"Mineralogy Media Library"},"content":{"rendered":"<p><b>Index:<\/b> &nbsp; <b><a href=\"#b\">B<\/a> &nbsp; | &nbsp; <a href=\"#c\">C<\/a> &nbsp; | &nbsp; <a href=\"#e\">E<\/a> &nbsp; | &nbsp; <a href=\"#f\">F<\/a> &nbsp; | &nbsp; <a href=\"#g\">G<\/a> &nbsp; | &nbsp; <a href=\"#h\">H<\/a> &nbsp; | &nbsp; <a href=\"#k\">K<\/a> &nbsp; | &nbsp; <a href=\"#m\">M<\/a> &nbsp; | &nbsp; <a href=\"#o\">O<\/a> &nbsp;  | &nbsp; <a href=\"#p\">P<\/a> &nbsp; | &nbsp; <a href=\"#q\">Q<\/a> &nbsp; | &nbsp; <a href=\"#s\">S<\/a> &nbsp; | &nbsp; <a href=\"#t\">T<\/a> &nbsp; | &nbsp; <a href=\"#z\">Z<\/a> &nbsp; | &nbsp; <a href=\"#note\">Footnotes<\/b><\/a><\/p>\n<p>Please <b>ignore colours<\/b> because they are inaccurate. Images should <b>not<\/b> be used for studying for exams. This is just a &#8220;fun&#8221; project and use it at your own risk! Please note that this is an supplementary add-on to the previous collection; <a href=\"http:\/\/sanuja.com\/blog\/photomicrographs-of-minerals\">Photomicrographs of Minerals<\/a>.<\/p>\n<p><!--more--><\/p>\n<h1>Interference Colour Chart<\/h1>\n<p>Click here for computer generated chart: <a href=\"http:\/\/sanuja.com\/timthumb.php?a=l&#038;w=2000&#038;h=68&#038;src=http:\/\/sanuja.com\/BirefringenceChart.png\" target=\"_blank\" rel=\"noopener noreferrer\">generate now<\/a><br \/>\n<img decoding=\"async\" src=\"http:\/\/sanuja.com\/timthumb.php?a=l&#038;w=1400&#038;h=100&#038;src=http:\/\/sanuja.com\/BirefringenceChart.png\" alt=\"Birefringence Chart\" width=\"600\"\" \/><\/p>\n<h1 id=\"c\"><strong>C<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Calcite<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10.jpg\"><img decoding=\"async\" data-attachment-id=\"7735\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/calcite_10-10\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"calcite_10-10\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-150x150.jpg\" alt=\"calcite_10-10\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7735\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite_10-10.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite.jpg\"><img decoding=\"async\" data-attachment-id=\"7747\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/calcite\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"calcite\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-150x150.jpg\" alt=\"calcite\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7747\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/calcite.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h3><font color=\"#0066ff\">Calcite Double Refraction<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite.jpg\"><img decoding=\"async\" data-attachment-id=\"7732\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/d_refraction_calcite\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite.jpg\" data-orig-size=\"1016,600\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"d_refraction_calcite\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite-300x177.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite-150x150.jpg\" alt=\"Double Refraction in Calcite\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7732\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/d_refraction_calcite-144x144.jpg 144w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"f\"><strong>F<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Fluorite<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1.jpg\"><img decoding=\"async\" data-attachment-id=\"7622\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/fluorite-1\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"fluorite-1-PPL\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-150x150.jpg\" alt=\"fluorite-1-PPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7622\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/fluorite-1.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"h\"><strong>H<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Hornblende<\/h3>\n<p><\/font><\/p>\n<p>The &#8220;Hornblende-xpl&#8221; image shows beautiful 56-124 degree cleavage.<\/p>\n<p><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl.jpg\"><img decoding=\"async\" data-attachment-id=\"8265\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/hornblende_xpl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"hornblende_xpl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-150x150.jpg\" alt=\"Hornblende-xpl\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8265\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/hornblende_xpl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"k\"><strong>K<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Kyanite<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl.jpg\"><img decoding=\"async\" data-attachment-id=\"8267\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/kyanite_4x_ppl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"kyanite_4x_ppl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-150x150.jpg\" alt=\"Kyanite-PPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8267\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_ppl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl.jpg\"><img decoding=\"async\" data-attachment-id=\"8268\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/kyanite_4x_xpl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"kyanite_4x_xpl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-150x150.jpg\" alt=\"Kyanite-XPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8268\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/kyanite_4x_xpl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"p\"><strong>P<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Piemontite<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1.jpg\"><img decoding=\"async\" data-attachment-id=\"7637\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/piemontite-1\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Piemontite-1 PPL\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-150x150.jpg\" alt=\"Piemontite-1 PPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7637\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h3><font color=\"#0066ff\">Plagioclase<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl.jpg\"><img decoding=\"async\" data-attachment-id=\"8120\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/plagioclase_olivine_xpl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Plagioclase with Olivine inclusions &amp;#8211; XPL\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-150x150.jpg\" alt=\"Plagioclase with Olivine inclusions - XPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8120\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2.jpg\"><img decoding=\"async\" data-attachment-id=\"8123\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/plagioclase_olivine_xpl2\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Plagioclase with Olivine inclusions &amp;#8211; XPL II\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-150x150.jpg\" alt=\"Plagioclase with Olivine inclusions - XPL II\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8123\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/plagioclase_olivine_xpl2.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1><a name=\"s\"><\/a><strong>S<\/strong><\/h1>\n<hr \/>\n<h3><font color=\"#0066ff\">Sillimanite<\/h3>\n<p><\/font><\/p>\n<p>The following images demonstrate the &#8220;addition&#8221; effect of colours as the accessory plate is inserted (images from left to right). This indicates a length-slow, or wave length addition.<br \/><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl.jpg\"><img decoding=\"async\" data-attachment-id=\"8128\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/sillimanite_423ppl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"sillimanite_423ppl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-150x150.jpg\" alt=\"sillimanite_423ppl\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8128\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423ppl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1.jpg\"><img decoding=\"async\" data-attachment-id=\"8129\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/sillimanite_423xpl_1\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"sillimanite_423xpl_1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-150x150.jpg\" alt=\"sillimanite_423xpl_1\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8129\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_1.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2.jpg\"><img decoding=\"async\" data-attachment-id=\"8130\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/sillimanite_423xpl_2\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"sillimanite_423xpl_2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-150x150.jpg\" alt=\"sillimanite_423xpl_2\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8130\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_2.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3.jpg\"><img decoding=\"async\" data-attachment-id=\"8131\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/sillimanite_423xpl_3\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"sillimanite_423xpl_3\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-150x150.jpg\" alt=\"sillimanite_423xpl_3\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8131\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/sillimanite_423xpl_3.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h3><font color=\"#0066ff\">Staurolite<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl.jpg\"><img decoding=\"async\" data-attachment-id=\"8272\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/staurolite_10x_ppl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"staurolite_10x_ppl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-150x150.jpg\" alt=\"Staurolite-PPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8272\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_ppl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl.jpg\"><img decoding=\"async\" data-attachment-id=\"8273\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/staurolite_10x_xpl\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"staurolite_10x_xpl\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-150x150.jpg\" alt=\"Staurolite-XPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-8273\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/staurolite_10x_xpl.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"z\"><strong>Z<\/strong><\/h1>\n<hr>\n<h3><font color=\"#0066ff\">Zircon<\/h3>\n<p><\/font><br \/>\n<a href=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon.jpg\"><img decoding=\"async\" data-attachment-id=\"7915\" data-permalink=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\/zircon\" data-orig-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon.jpg\" data-orig-size=\"1500,1500\" data-comments-opened=\"0\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"zircon\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-300x300.jpg\" data-large-file=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-1024x1024.jpg\" src=\"http:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-150x150.jpg\" alt=\"Zircon-PPL\" width=\"150\" height=\"150\" class=\"alignnone size-thumbnail wp-image-7915\" srcset=\"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-150x150.jpg 150w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-300x300.jpg 300w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-1024x1024.jpg 1024w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-144x144.jpg 144w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon-676x676.jpg 676w, https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/zircon.jpg 1500w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<h1 id=\"#note\">Footnotes<\/h1>\n<p>You may also reference <a href=\"http:\/\/sanuja.com\/blog\/photomicrographs-of-minerals\">Photomicrographs of Minerals<\/a>. To view the original larger image, Right click &#8211;> Open in a new tab\/window. Redistribution or reproduction without prior permission is prohibited.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Index: &nbsp; B &nbsp; | &nbsp; C &nbsp; | &nbsp; E &nbsp; | &nbsp; F &nbsp; | &nbsp; G &nbsp; | &nbsp; H &nbsp; | &nbsp; K &nbsp; | &nbsp; M &nbsp; | &nbsp; O &nbsp; | &nbsp; P &nbsp; | &nbsp; Q &nbsp; | &nbsp; S &nbsp; | &nbsp; T &nbsp; | &nbsp; Z &hellip; <a href=\"https:\/\/sanuja.com\/blog\/mineralogy-media-library\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Mineralogy Media Library<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":7637,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[8,23],"class_list":["post-7617","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-earth-science","tag-academic","tag-geology"],"jetpack_featured_media_url":"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/09\/piemontite-1.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts\/7617","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/comments?post=7617"}],"version-history":[{"count":0,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts\/7617\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/media\/7637"}],"wp:attachment":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/media?parent=7617"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/categories?post=7617"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/tags?post=7617"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}