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Showing below up to 100 results in range #101 to #200.

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  1. Images:Pezzottaite‏‎ (08:07, 17 August 2007)
  2. Images:Spodumene‏‎ (10:42, 23 August 2007)
  3. Essays:Spinel‏‎ (11:01, 24 August 2007)
  4. Essays:Clinohumite‏‎ (06:28, 25 August 2007)
  5. Images:Emerald‏‎ (11:26, 26 August 2007)
  6. Danburite‏‎ (09:25, 27 August 2007)
  7. Images:Axinite‏‎ (04:29, 29 August 2007)
  8. Axinite‏‎ (04:56, 29 August 2007)
  9. Course:Reflection‏‎ (06:14, 29 August 2007)
  10. Inclusions:Spessartite‏‎ (04:24, 30 August 2007)
  11. Elbaite‏‎ (06:23, 3 September 2007)
  12. Rubellite‏‎ (06:34, 3 September 2007)
  13. Isomorphous replacement‏‎ (07:49, 8 September 2007)
  14. Ekanite‏‎ (05:15, 12 September 2007)
  15. Arkansas stone‏‎ (06:50, 16 September 2007)
  16. Auguste Verneuil‏‎ (12:06, 21 September 2007)
  17. James Nelson‏‎ (11:55, 22 September 2007)
  18. Frequently Asked Questions‏‎ (11:23, 8 October 2007)
  19. Course:Refraction‏‎ (06:15, 15 October 2007)
  20. Quartz - Polycrystalline‏‎ (08:57, 28 October 2007)
  21. Siderite‏‎ (13:11, 31 October 2007)
  22. Essays:Adding arrows‏‎ (04:32, 8 November 2007)
  23. Beryl‏‎ (13:19, 21 December 2007)
  24. Calcite‏‎ (01:00, 22 December 2007)
  25. Malachite‏‎ (20:09, 20 January 2008)
  26. Inclusions:Ruby‏‎ (03:32, 13 February 2008)
  27. Inclusions:Sapphire‏‎ (03:37, 13 February 2008)
  28. Images:Sillimanite‏‎ (18:20, 3 April 2008)
  29. Iolite‏‎ (12:20, 4 April 2008)
  30. Ammolite‏‎ (07:54, 5 April 2008)
  31. Peridot‏‎ (13:10, 6 April 2008)
  32. Lapis Lazuli‏‎ (01:26, 21 May 2008)
  33. Melo melo pearl‏‎ (01:25, 23 May 2008)
  34. Scapolite‏‎ (10:26, 19 July 2008)
  35. Quahog‏‎ (05:31, 19 February 2009)
  36. Sea of Cortez pearl‏‎ (02:53, 13 March 2009)
  37. Images:Alexandrite‏‎ (02:44, 18 March 2009)
  38. TableTemplate‏‎ (11:54, 3 May 2009)
  39. Sunset Quartz‏‎ (13:58, 3 May 2009)
  40. Jeremejevite‏‎ (21:29, 3 May 2009)
  41. The Chemistry of Gemstones‏‎ (11:46, 30 May 2009)
  42. Optical properties of gemstones‏‎ (12:00, 30 May 2009)
  43. Reflection‏‎ (12:18, 30 May 2009)
  44. Nature of light‏‎ (12:20, 30 May 2009)
  45. Diffraction‏‎ (12:27, 30 May 2009)
  46. Interference‏‎ (12:30, 30 May 2009)
  47. Equipment used to identify gemstones‏‎ (12:41, 30 May 2009)
  48. Spectroscope‏‎ (12:45, 30 May 2009)
  49. Sublimation‏‎ (13:08, 30 May 2009)
  50. Synthetic moissanite‏‎ (13:16, 30 May 2009)
  51. Video presentations‏‎ (13:22, 30 May 2009)
  52. Glossary of Terms‏‎ (16:03, 30 May 2009)
  53. Crystallography‏‎ (21:59, 30 May 2009)
  54. Twinning‏‎ (22:05, 30 May 2009)
  55. Hiddenite‏‎ (15:35, 1 June 2009)
  56. Microscope‏‎ (15:37, 1 June 2009)
  57. Chrome Diopside‏‎ (15:39, 1 June 2009)
  58. Habit‏‎ (15:42, 1 June 2009)
  59. Form‏‎ (15:44, 1 June 2009)
  60. 10x Loupe‏‎ (15:47, 1 June 2009)
  61. Color‏‎ (15:50, 1 June 2009)
  62. Symmetry‏‎ (16:01, 1 June 2009)
  63. Cleavage‏‎ (16:02, 1 June 2009)
  64. Polarization‏‎ (16:03, 1 June 2009)
  65. Refraction‏‎ (16:04, 1 June 2009)
  66. Idocrase‏‎ (16:10, 1 June 2009)
  67. Sillimanite‏‎ (16:10, 1 June 2009)
  68. Hardness‏‎ (16:14, 1 June 2009)
  69. Flame fusion‏‎ (16:15, 1 June 2009)
  70. Immersion cell‏‎ (16:59, 1 June 2009)
  71. Zircon‏‎ (17:13, 1 June 2009)
  72. Spodumene‏‎ (17:15, 1 June 2009)
  73. Sphene‏‎ (17:15, 1 June 2009)
  74. Topaz‏‎ (17:16, 1 June 2009)
  75. Pearl‏‎ (17:17, 1 June 2009)
  76. Kyanite‏‎ (17:18, 1 June 2009)
  77. Synthetic forsterite‏‎ (17:19, 1 June 2009)
  78. Clinohumite‏‎ (17:19, 1 June 2009)
  79. Diaspore‏‎ (17:20, 1 June 2009)
  80. Skull crucible‏‎ (17:20, 1 June 2009)
  81. Pleochroism‏‎ (21:22, 17 June 2009)
  82. Heliodor‏‎ (09:02, 21 June 2009)
  83. Quartz‏‎ (09:11, 12 July 2009)
  84. Liddicoatite‏‎ (09:25, 12 July 2009)
  85. Taaffeite‏‎ (16:23, 13 July 2009)
  86. Citrine‏‎ (09:46, 26 July 2009)
  87. Phenakite‏‎ (14:26, 3 August 2009)
  88. Serendibite‏‎ (21:47, 9 August 2009)
  89. Images:Copal‏‎ (00:38, 10 August 2009)
  90. Copal‏‎ (09:23, 10 August 2009)
  91. Heavy Liquids‏‎ (15:58, 10 August 2009)
  92. Prehnite‏‎ (08:48, 23 August 2009)
  93. Images:Amber‏‎ (11:07, 23 August 2009)
  94. Hackmanite‏‎ (18:57, 20 September 2009)
  95. Watermelon‏‎ (18:14, 21 September 2009)
  96. Example‏‎ (04:22, 23 September 2009)
  97. Math‏‎ (23:12, 26 September 2009)
  98. Double Refraction‏‎ (01:42, 7 October 2009)
  99. Edgett - Heart and Soul Preform‏‎ (02:07, 12 October 2009)
  100. Heart and soul preform‏‎ (09:58, 16 October 2009)

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