sheltie
freely admits to licking rocks
Member since January 2012
Posts: 982
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Post by sheltie on Oct 21, 2012 8:44:40 GMT -5
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metalsmith
Cave Dweller
Member since October 2012
Posts: 1,537
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Post by metalsmith on Oct 21, 2012 16:02:09 GMT -5
this is likely to be the white form of rhyolite - esp with the red reaction rim at the periphery in image 2 and some blushing in image 3
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