Dioptase Cluster 42mm — Dense Emerald Tsumeb Cluster crystal display This malachite slab is polished

This malachite slab is polished to a smooth finish

and protection

Turn it occasionally

Set it as a strong central piece in a crystal grid

Because this is a natural mineral

Dioptase Cluster 42mm — Dense Emerald Tsumeb Cluster crystal display This malachite slab is polishedA thick, closely packed field of small dioptase crystals blankets the matrix on this specimen, creating a natural carpet of brilliant emerald green points that catch light from every angle. It comes from the Tsumeb Mine in Namibia's Otjikoto region, one of the finest sources of dioptase ever discovered, mined during the mine's final production period between 1998 and 2006. So what makes such dense coverage significant to collectors? Rather than a few