TEXAS ROCKS & FOSSILS

2 11. TEXAS ROCKS . 1 10. 3 4. & FOSSILS . 6 8 9 12. 13. 5. 7. 17 18. 19. 21. 14 15 16 22. 20. 31. 24. 25 26 27 29. 32. 23. 30. 28. 42 43. 33 34 35 36. 38. 40 41. 44. 46. 37 45. 47. 48. 39 51 53. 49 50. 56. 54. 55. 57 52. 58. 64 65 59 60 61 62. 63. 66. 67. 80. 70 71 73 68 69. 74 76. 72. 77 78 79. 75. 1. Abundant in many TEXAS localities, fossil seashells are found in a 14. Cretaceous marine FOSSILS from a cave along the Colorado River 30. A nodule of banded blue agate from near Alpine in West TEXAS . 43. Llanite is a type of TEXAS pink granite found nowhere else in the 58. Soapstone, a combination of talc and other minerals, is soft and 72.

12,000 years, it was traded over much of North America. 49. Texas’ finest specimens of gem-quality epidote are found in Cen-tral Texas area between Fredericksburg and Llano. 50. Novaculite is a chalcedonic rock popular for whetstones when cut in slabs. Although usually opaque white, these samples illustrate the range of colors that may be found.

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