This Specimen has been sold.
3.5" Polished Blue Calcite Heart - Argentina
This is a beautiful hand carved/polished heart made out of blue calcite mined in Argentina.
Often sold under the name blue onyx or aquamarine onyx this beautiful, marbled, blue/caramel stone is actually calcite and not technically an onyx. It's quarried in the high mountains of Argentina at an elevation of over 17,000 feet and used as an ornamental or decorative stone.