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Item Number:
(470025-986) |
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REVIEWS (0)
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| Coarse-grained plagioclase and pyroxene with some olivine. |
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Item Number:
(470025-864) |
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REVIEWS (0)
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| Dark, coarse-grained, and composed chiefly of hornblende. |
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Item Number:
(470015-406) |
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REVIEWS (0)
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| Survey set improves student's recognition of all three major rock groups. |
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Item Number:
(470025-980) |
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REVIEWS (0)
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| Coarse, “salt and pepper”: dark pyroxene and light andesine. |
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Item Number:
(470025-836) |
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REVIEWS (0)
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| Massive, chlorite-rich. |
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Item Number:
(470025-992) |
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REVIEWS (0)
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| Dark gray, with hornblende as the dominant mafic mineral. |
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Item Number:
(470026-076) |
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REVIEWS (0)
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| Buff-colored, coarse, detrital limestone, with cemented shell fragments. |
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Item Number:
(470026-142) |
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REVIEWS (0)
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| Banded volcanic glass. |
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Item Number:
(470005-180) |
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REVIEWS (0)
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| Pale pink felsite, with small sanidine phenocrysts. |
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Item Number:
(470017-340) |
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REVIEWS (0)
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| Abundant small black phenocrysts in a gray to brown matrix. |
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Item Number:
(470025-166) |
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REVIEWS (0)
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| Examples of the Most Basic Rocks and Rock-Forming Minerals |
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Item Number:
(470103-800) |
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REVIEWS (0)
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| White and black bands of quartz, feldspar, and biotite; typical foliation. |
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Item Number:
(470005-182) |
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REVIEWS (0)
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| Red, medium, to coarse-grained iron oxide cement; shows hematite bands. |
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Item Number:
(470026-260) |
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REVIEWS (0)
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| Typical green-gray, fissile, clay-rich. |
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Item Number:
(470025-948) |
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REVIEWS (0)
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| Black, soft; most widely mined. |
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Item Number:
(470026-206) |
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REVIEWS (0)
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| White, mature, friable. |
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