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post #3 of (permalink) Old 10-14-2012, 04:08 AM
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Join Date: Jan 2012
Location: Oakland, CA
Posts: 2,318
I'm guessing the metallic/sparklys might be hematite?

I don't really know whether that could cause problems or not, but if you've had it in a tank previously and it worked out... *shrugs*
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