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  1. Jordan - USGS Earth as Art
  2. Petrified Wood close-up
  3. Close up of mineral rock
  4. Mineralogie III
  5. Australian Tiger Eye
  6. State Posters - South Carolina State Gemstone: Amethyst
  7. Molecular model of quartz
  8. Island Rebound - USGS Earth as Art
  9. Yukon Delta - USGS Earth as Art
  10. Close-up of gilded surface
  11. Garden City, Kansas - USGS Earth as Art
  12. Chemicals and rock samples in Darwin's study
  13. Bolivian Deforestation - USGS Earth as Art
  14. Edrengiyn Nuruu - USGS Earth as Art
  15. Close-up of polychromic sandstone rock patterns, Petra, Jordan, Middle East
  16. Gamboge Agate II
  17. Fire Opal from Australia
  18. Close-up of Condor Agate stone
  19. Alabama - USGS State Mosaic
  20. Strata In Rock Formation Along Verzasca River
  21. Blue Chrysocolla Jasper
  22. Oregon. Close-up of Owyhee Picture Jasper stone
  23. Amethyst crystals
  24. Quartz
  25. Akpatok Island - USGS Earth as Art
  26. Silver Lace Onyx
  27. Pietersite from Namibia
  28. Agate Geode II Plum
  29. Agate Sample
  30. Wyoming - USGS State Mosaic
  31. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  32. Glacial sand deposit
  33. Vatnajokull Glacier Ice Cap - USGS Earth as Art
  34. Strata In Rock Formation Along Verzasca River
  35. Mt. Etna - USGS Earth as Art
  36. Oregon - USGS State Mosaic
  37. Healing Crystal I
  38. San Luis, Argentina - USGS Earth as Art
  39. West Virginia - USGS State Mosaic
  40. Marble
  41. Oregon. Close-up of Owyhee Picture Jasper stone
  42. Marble
  43. Rocky Mountains - USGS Earth as Art
  44. Florida Everglades - USGS Earth as Art
  45. Banded Iron I
  46. Gold Leaf Agate
  47. Roof of the World - USGS Earth as Art
  48. Healing Crystal II