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  1. Agate Studies I
  2. Sage Agate A
  3. Fortifications Crazy Lace Agate
  4. Sage Agate B
  5. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  6. Cherry Creek Jasper
  7. Close-Up Royal Aztec Lace Agate
  8. Condor Agate With Fortifcations
  9. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper stone
  10. Bismuth crystal
  11. Deschutes Jasper, Oregon
  12. Zig Zag Pattern Crazy Lace Agate
  13. Laguna Agate
  14. Rhodochrosite Mineral From China's Wuton Mine
  15. Grey Agate E
  16. Modern Geode I
  17. Earth Agate F
  18. Agate Studies II
  19. Close Ups Of Fortification On Crazy Lace Agate
  20. Glutamic acid crystals, light micrograph
  21. Colorful Petrified Wood
  22. Plum Agate B
  23. Bolivia, Potosi, Amethyst in a Bolivian museum
  24. Grey Agate B
  25. Cut and polished diamond
  26. Agate Studies III
  27. Fortifications Agua Nueva Agate
  28. Stacked Agate II
  29. Shattuckite Jasper
  30. Chrysocolla
  31. Purple Watercolor Agate II
  32. Stacked Agate I
  33. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  34. Malachite
  35. Rainbow Ridge Picture Agate
  36. Amethyst crystals
  37. Agate Studies IV
  38. Indigo Agate C
  39. Moss Agate
  40. Gem Stones III
  41. Ocean Jasper
  42. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  43. Purple Watercolor Agate I
  44. Agate Geode I
  45. Watercolor Agate I
  46. Earth Agate A
  47. Gem Stones I
  48. Earth Agate E