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1,824 questions

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9,090 users

Can anyone help me identify the rock clusters in this picture? Thanks.

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alt text

asked Jul 7, 2013 by rockyrandy (600 points)

1 Answer

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Looks like pyrite or marcasite that is crumbling from pyrite disease.

answered Jul 9, 2013 by hershel (47,740 points)

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