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Thread: Red stone?
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Old 04-28-2011, 07:01 PM   #7
Algae Grower
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Join Date: Apr 2011
Location: Arizona
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It depends. Arizona has A LOT of red stone I've took a few hundred pounds of slightly banded red agate from Fourth of July Butte. Pretty inert. Some things are sandstone, some things are not. Like Ben said, do the vinegar or muriatic acid test.
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