Zinkenite 2.90cts Hex Cut 8.20 x 8.20mm Germany Y8604

Zinkenite

Is a Lead Antimony Sulfide with formula Pb9Sb22S42 and hardness of 3-3.5.

It’s structure is more like a fibers aggregate not easy to cut and polish. It comes from Wolsfberg, Harz, Germany. Brittle.

Size:8.20 x 8.20 mm.

Weight: 2.90 ct.