Tortoise - Fossil Specimen solid 5cm x 4cm x 2

5cm x 4cm x 2

including traces of high-temperature silica and rare minerals only formed under extreme conditions

Cavansite's rosettes get their brilliant blue from the metal ion vanadium

Great for V-grooves by holding them at 45 degrees to the stone

Tortoise - Fossil Specimen solid 5cm x 4cm x 2Mined from: White River Badlands, Brule Formation, South Dakota, U. S. A. Era: Era Cretaceous Cretaceous Geological Age: 3034 mya Description: This one of a kind tortoise fossil specimen from South Dakota, U. S. A. shows a solid section of carapace with a broad domed shape and a clear pattern of preserved scutes across the surface. The colour is a soft pale tan to light stone grey, and the natural cracking gives it the appearance of an authentic,