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  1. Stratified rock at Agio Pavlos, island of Crete, Greece, Mediterranean
  2. Banded Iron II
  3. Close up of mineral rock
  4. Strata In Rock Formation Along Verzasca River
  5. Lena Delta - USGS Earth as Art
  6. Caribbean Luxury - USGS Earth as Art
  7. Kentucky - USGS State Mosaic
  8. Close-up of polychromic sandstone rock patterns, Petra, Jordan, Middle East
  9. The Syrian Desert - USGS Earth as Art
  10. Arizona, close-up of petrified wood
  11. Richat Structure - USGS Earth as Art
  12. Granite II
  13. Jordan - USGS Earth as Art
  14. Gem Stones II
  15. Cadmium Orange Agate II
  16. Florida - USGS State Mosaic
  17. Sparkling diamond
  18. Japanese Pebble Garden
  19. Blue agate geode
  20. Mineral deposits
  21. Christmas Jasper
  22. Purple Jasper
  23. Blue Cliff Chrysocolla
  24. Marble
  25. Piute jasper
  26. Jewels
  27. Agate Geode II Plum
  28. The Optimist - USGS Earth as Art
  29. Garden City, Kansas - USGS Earth as Art
  30. Dinosaur Petrified Bone
  31. Malachite
  32. Rugged Terrain - USGS Earth as Art
  33. Desert Patterns - USGS Earth as Art
  34. Malachite
  35. Utah - USGS State Mosaic
  36. New Hampshire - USGS State Mosaic
  37. Florida Everglades - USGS Earth as Art
  38. Sanduba marble
  39. Pietersite from Namibia
  40. Impact - USGS Earth as Art
  41. Siberian Ribbons - USGS Earth as Art
  42. Mineral Spirit VI
  43. The unique looking Fire Wave at dusk, taken at the Valley of Fire, near Las Vegas.
  44. California - USGS State Mosaic
  45. Washington - USGS State Mosaic
  46. Oklahoma - USGS State Mosaic
  47. Natural Agate I
  48. Close-up of gilded surface