COBALTOAN CALCITE CRYSTALS
A gorgeous crimson pink Cobaltoan Calcite Crystals specimen. Calcite Crystals with cobalt have covered one face of the host rock. The rest of the rock also slightly pink from the cobalt content with some green Malachite. An unusual cluster, there aren’t too many crimson pinks in nature and this is a nice large affordable piece. Great for jewellery making or just to admire as is.
6.4cm x 4.6cm x 8.6cm, 335g.
D.R. Congo, Africa.
Cobaltoan Calcite (Ca,Co)CO3
A variety of calcite containing Co2+ replacing Ca.
Calcite, which gets its name from “chalix” the Greek word for lime, is a most amazing and yet, most common mineral. It is one of the most common minerals. Comprising of 4% by weight of the crust is formed in many different geological environments. Calcite can form rocks of considerable mass and constitutes a significant part of all three major rock classification types. The amazing variety of colour and varying crystal shapes makes Calcite a very popular mineral among collectors and crystal lovers alike.