Sauropod Hip Bone Sphere - Fossil Specimen eocene Tanzanite is the blue to

Tanzanite is the blue to violet gem variety of zoisite

They are made in mass production

muted tone rather than the brighter blues

Black Spinel

Sauropod Hip Bone Sphere - Fossil Specimen eocene Tanzanite is the blue toMined from: Maevarano Formation, Mahajanga Basin, Southern Madagascar Era: Late Cretaceous Geological Age: 6672 mya Description: This one of a kind Sauropod hip bone sphere from Southern Madagascar has been cut and polished to reveal the dense internal texture of fossilized dinosaur bone. The surface shows a strong webbed pattern of tan, brown, grey, and dark mineral filled cell structure, giving the sphere a natural reptilian, almost ancient map