Tool for Microscopic Identification Home

 

Interactive Key

Don't know what you're looking at? Use the interactive key to get your identification started! (Minerals and mineraloids only.)

Search

Think it's in here, but don't know where? Search for it!

ImageSieve

Filter by multiple tags! Sort, zoom, slice and dice the database. (Machine intensive.)

Browse Images

Gallery - images of inorganic components
Gallery - images of organic components
Gallery - images of contaminants

Tags

Can you describe it? Select a tag and dive in!

  1. acicular
  2. amber
  3. amorphous
  4. anhedral
  5. anisotropic
  6. ash
  7. bird's-eye-extinction
  8. blue
  9. blue-green
  10. brown
  11. brown-green
  12. bubbles
  13. bumpy
  14. carapace
  15. carbonate
  16. cellular-structure
  17. circular
  18. cleavage
  19. colorless
  20. conchoidal-fracture
  21. contact-twinning
  22. contaminant
  23. cross-hatch
  24. cubic
  25. curved
  26. dark
  27. dendritic
  28. diagenetic
  29. elongate
  30. equant
  31. euhedral
  32. evaporite
  33. feldspar
  34. ferromagnesian
  35. ferrous
  36. filamentous
  37. flaky
  38. framboidal
  39. good-cleavage
  40. grain-boundaries
  41. granular
  42. gray
  43. green
  44. groove
  45. heavy-mineral
  46. high-birefringence
  47. high-relief
  48. inclusions
  49. insect
  50. isotropic
  51. isotropic conchoidal-fracture
  52. lamellar-twinning
  53. large
  54. layers
  55. lobed
  56. lorica
  57. low-birefringence
  58. low-relief
  59. mica
  60. moderate-birefringence
  61. moderate-relief
  62. moderately-high-relief
  63. near-90-degree-perfect-cleavage
  64. needle-like
  65. no-lamellar-twinning
  66. nonpleochroic
  67. octahedral
  68. opaque
  69. patterned
  70. phosphate
  71. pink
  72. pinwheel-extinction
  73. plagioclase
  74. plaid
  75. pleochroic
  76. polysynthetic-twinning
  77. prismatic
  78. pseudo-isotropic
  79. purplish
  80. ragged
  81. red
  82. rhombic
  83. rice-shape
  84. salt
  85. shards
  86. sharp
  87. shell
  88. shredded
  89. silicate
  90. spherical
  91. spicule
  92. stringy
  93. subhedral
  94. sulfide
  95. tabular
  96. tartan
  97. tartan-twinned
  98. translucent
  99. transparent
  100. triangular
  101. twinned
  102. vesicular
  103. volcanic-glass
  104. yellow
  105. zeolite