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How are cast fossils formed?

Updated: 8/11/2023
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12y ago

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An object that was repllaced by rock so the fossil is now 3D.

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16y ago
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12y ago

a mold fossil was filled by sediments or other rocks and hardened, creating an exact copy of the creature

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8y ago

Minerals fill the hollow space of a mold

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Q: How are cast fossils formed?
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