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Posted in response to Re: Re: Re: Re: Help ID... from Shelley on May 11, 2008 at 10:50:33:
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Hi Shelley, Ahh! From the looks of the specimen, a cave makes sense. Try a drop of vinegar on an inconspicuous place on the matrix and see if it fizzes. If the specimen is from a cave, the tan stuff ought to be calcite which fizzes with vinegar. Don
From Don Peck - May 13, 2008 at 08:02:08
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