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Post by stonesthatrock on Dec 3, 2008 17:18:38 GMT -5
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Post by gemlover on Dec 4, 2008 0:18:47 GMT -5
Top one looks like sand or siltstone that has been altered with a fluid that injected and caused a chemical weathering type change with the original being the inner stuff.
The next three all appear to be forms of chalcedony/agate.
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Post by stonesthatrock on Dec 4, 2008 0:57:05 GMT -5
ty
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