Calcite (Var: Cobalt-bearing Calcite), Malachite
Mashamba West Mine, Sicomines copper-cobalt project, Mutshatsha, Lualaba, DR Congo
A beautiful, elegant crystal with a shiny, metallic cobaltoan coating to it that is unlike any I have seen. Normally, you get pink calcites. This is pink, true, but not all the way through. Only the surface layer seems to be cobalt-rich, and that in itself is unusual. The result, for some reason, is this metallic shimmering effect. Associated is ...
© Rob Lavinsky & irocks.com