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Item Number:
(470026-132) |
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REVIEWS (0)
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| Dark-green “verde antique”, containing some chlorite and calcite. |
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Item Number:
(470026-106) |
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REVIEWS (1)
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| Dense Dolostone. |
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Item Number:
(470026-080) |
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REVIEWS (0)
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| Buff, coarse, crystalline “Austin Marble” with shell casts and molds. |
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Item Number:
(470026-090) |
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REVIEWS (0)
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| Gray with line crinoid columnal fragments. |
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Item Number:
(470026-058) |
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REVIEWS (0)
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| Fine, common limestone; massive. |
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Item Number:
(470026-012) |
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REVIEWS (0)
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| Fine to medium-grained with biotite. |
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Item Number:
(470025-924) |
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REVIEWS (0)
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| Classic, dark; from the Columbia Plateau. |
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Item Number:
(470025-964) |
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REVIEWS (0)
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| Small, rounded pebbles and tightly cemented granules. |
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Item Number:
(470026-214) |
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REVIEWS (0)
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| Hematite-cemented quartz; orthoquartzite. |
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Item Number:
(470015-500) |
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REVIEWS (0)
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| Gray to brown mudstone with abundant silt. |
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Item Number:
(470025-844) |
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REVIEWS (0)
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| Well-cemented, medium-grained orthoquartzite. |
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Item Number:
(470026-124) |
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REVIEWS (0)
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| Coarse crystalline, carbonate. |
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Item Number:
(470026-120) |
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REVIEWS (0)
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| Coarse crystalline, carbonate. |
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Item Number:
(470026-030) |
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REVIEWS (0)
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| Coarse-grained, with microcline, biotite and horblende phenocrysts. |
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Item Number:
(470025-222) |
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REVIEWS (0)
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| Samples of Intrusive and Extrusive Igneous Rocks |
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Item Number:
(470025-944) |
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REVIEWS (0)
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| Black, soft; most widely mined. |
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