L304 cross They are sitting on a

They are sitting on a pyrite in matrix with red phantom crystal quartz points

Calcite is the most abundant carbonate on Earth and commonly forms in caves

18th century Italian figure of Christ on agate coral adorned with calcite crystals and smoky quartz feldspar crystals

finished with Italian raw umber glaze and pozzolana (dry ground volcanic ash) for aging

L304 cross They are sitting on a18th century Italian hand carved fragment with coordinating geodes on a matrix with barite and calcite crystal formation from Elk Creek in Meade, South Dakota. It is also featured in American Mineral Treasures, pg. 248. Size: 13" high x 5" wide x 4" deep