This gemmy geode was collected in Nauvoo, Illinois.. It also displays a large single Calcite in one half……… www.teresarocks.com my Ebay user name is teresa_rocks
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We are in the process of making several 1 hour… Continue reading
Question by Bill 8634: What is the difference between calcite crystals and aragonite crystals?
The calcium usually is in the form of calcite crystals in marine (gastropod) species and aragonite crystals in terrestrial species.… Continue reading