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smooth15 smooth15
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11 years ago
Compare and contrast the method of preservation of fossil plants at Craters of the Moon National Monument and preserve in Idaho with the preservation of the fossil trees at the Petrified National Forest in AZ
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#1
11 years ago
At Craters of the Moon the plants were surrounded by lava.  The fossils are the molds of the trees as the tree remains simply rotted away.

At the Petrified Forest the trees were replaced with silica.
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