This Specimen has been sold.
3.5" Rhodochrosite Stalactite Slab - Argentina
This is a gorgeous, polished stalactite slice of rhodochrosite from the famous Capillitas Mine in Argentina. This specimen appears to have an association of manganite, pyrite and chalcopyrite. Comes with an acrylic display stand.
Rhodochrosite is a manganese carbonate mineral with them chemical composition MnCO3. The crystals typically have a pink-red coloration and cleaves with rhombohedral cleaving in three directions. It forms from hydrothermal pockets and can be found as both crystals and in banded formations.