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Mineral: silicon dioxide mineral
CARIBBEAN CALCITE
slowly overtime releasing these weights to the surface to be faced and dealt with
Height: 75mm Width: 62mm Weight: 163g
and botryoidal
Septarian Sphere Trauma Mineral: silicon dioxide mineralWeight: 283g Size: 59mm across (All measurements are approximate) Stand sold separately Septarian, also known as Dragon Stone, is a three color concretion made up of limestone, which is grey, and aragonite, which is brown. The word "Septaria," which is used to describe any concretion with internal fissures or cracks, is where the name derives. During the Cretaceous Period of Earth's history, between 50 and 70 million years ago, this unusual mineral