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Item Number:
(470025-664) |
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Brown, earthy, massive; used for yellow pigment. |
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Item Number:
(470025-724) |
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Fresh Green forsterite, classic “twin sisters” dunite. |
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Item Number:
(470025-654) |
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Pure, white, earthy “China clay”. |
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Item Number:
(470025-418) |
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Amphibole group; dark greenish black cleavages, somewhat columnar. |
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Item Number:
(470025-794) |
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Light pink, massive, crystalline, translucent. |
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Item Number:
(470025-420) |
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Amphibole group; black, coarse, massive. |
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Item Number:
(470025-744) |
REVIEWS (1)
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Pyroxene group; gray-green, coarse crystalline. |
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Item Number:
(470015-442) |
REVIEWS (0)
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Deep purple crystal clusters. |
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Item Number:
(470015-448) |
REVIEWS (0)
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Deep blue, massive, with nepheline; key feldspathoid. |
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Item Number:
(470025-718) |
REVIEWS (0)
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Nearly pure, green crystalline forsterite. |
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Item Number:
(470025-804) |
REVIEWS (0)
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Dark brown to black; polycrystalline zinc ore. |
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Item Number:
(470025-576) |
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Pure, large, transparent-to-translucent cleavages, Mohs’ hardness of 4. |
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Item Number:
(470025-608) |
REVIEWS (0)
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White, fibrous, silky luster. |
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Item Number:
(470025-772) |
REVIEWS (0)
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White, massive, coarse crystalline vein, Mohs’ hardness of 7. |
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Item Number:
(470025-152) |
REVIEWS (0)
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Examples of the More Important Minerals Found in Rocks |
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Item Number:
(470025-736) |
REVIEWS (0)
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Shiny crystal clusters and crystalline groups. |
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