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Geology

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Question:

Dark grey, often light outer "skin" opaque "sparks" with iron, conchoidal fracture, waxy or dull luster, microcrystalline

Author: Content Thrush

dark grey, often light outer "skin" opaque "sparks" with iron, conchoidal fracture, waxy or dull luster, microcrystalline


Answer:

Flint


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1 answer(s) in total

Author

Content Thrush
Content Thrush