Siderite Epimorph (psudo-growth) grown after calcite first; the second process involved natural solution ( most likely acid?) washed away the calcite, leaving the perfect Siderite Skeleton on matrix!  It is completely empty inside the specimen,  but with perfect orginal epimorph growth facets ( shell)

Size:  5.5 x 3.25 x 2.75 inch
Weight: 12.6 oz

Selling Policies

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For domestic buyers in USA: I offer shipping discount by combining multiple items as following: Charge my highest shipping cost for the first item and $2.5 for each additional item.

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Return and Refund:
I offer 100% money back guarantee within 14 days of ship date if you are not satisfied for any reason. Customers only need to pay for the shipping cost to return the package. Refund will be processed upon the return of the item(s) in original condition.