Dioptase Cluster 34mm — Bright Emerald Tsumeb Piece Crystal Quartz Dorje At nearly 100mm across

At nearly 100mm across

a technique passed down for generations rather than a modern process

hardly touching the walls at all

Fluorite is a calcium fluoride mineral that occurs in a wide range of colours

one blue variant

Dioptase Cluster 34mm — Bright Emerald Tsumeb Piece Crystal Quartz Dorje At nearly 100mm acrossThis compact Dioptase Cluster holds intergrown emerald green crystal points set naturally against a contrasting matrix, each face bright and glassy enough to catch light individually across the whole grouping. It comes from the historic Tsumeb Mine in Namibia, one of the most important mineral localities in the world, mined during the mine's final production period between 1998 and 2006. So what makes this cluster visually distinctive? The crystals