Pyritized Crinoid Crown - Fossil Specimen prehistoric fish tooth called calcite

called calcite

Approximate Weight for 1 piece: 55g

Description: Mangala is a ring meant to add as many volume shifts

and the relationship between the crystal and its host material

Pyritized Crinoid Crown - Fossil Specimen prehistoric fish tooth called calciteMined from: Silica Shale, Sylvania area, Lucas County, Ohio, U. S. A Era: Paleozoic Geological Age: Middle Devonian, Givetian, approximately 387. 9382. 3 mya Description: This one of a kind pyrite crinoid crown fossil specimen is a large gray matrix plate preserving multiple crown sections with long, curved arms spread across the surface. The fossilized crowns stand out clearly against the lighter stone, with dark pyritized arm segments and raised cup