NATURAL PINK COBALT CALCITE-PRE SHAPED 11.45 CTS [MX8210]

Description

MINERAL GEM WORLD

PINK COBALT CALCITE

This is a natural untreated stone pre shaped and ready for setting in jewellery-the sides have been plished also.This stone has a nice pink colour with crystal formation-they look stunning when set in a ring or pendant.

Mined in the Congo

Weight 11.45 cts app

Size  28 x 11 x 4 mm app

Cobaltocalcite – Sphaerocobaltite Chemical Composition: CoC03 Hardness: 4 Crystal Habit: Trigonal. Crystals rare. Small spherical masses, crusts and seams. Color: Pale pink to dark pink to pink-red , altering to grey-brown or black. Transparent to translucent. Lustre: Vitreous Streak: Red Often Associated with: Rosalite, Erythrite, Annabergite