Radience

Rocks and Minerals

Science

cast

a fossil formed when dissolved minerals fill a mold and harden
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fossil

the preserved traces and remains of an organism that lived long ago
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igneous rock

a rock formed when melted rock cools and hardens
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luster

the way a mineral's surface reflects light
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metamorphic rock

the rock that forms when existing rock is changed by heat, pressure, or chemicals
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mineral

a natural inorganic solid with definite chemical composition and structure
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mold

a rock fossil created when a buried organism dissolves
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rock

a natural solid made of a mixture of minerals
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rock cycle

a process that changes a rock from one form to another
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sedimentary rock

a rock that forms when sediment is pressed and cemented together
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