Chalcotrichite Mineral From Tsumeb Mine Namibia
Size-
2.9cm x 2.6cm x 1cm
Weight-
8g
You will receive the item in the photo
Chalcotrichite is a rare,fibrous variety of the mineral cuprite. Often referred to as plush copper. Chalcotrichite is a copper oxide.
The mineral class is oxide and the crystal system is isometric. Chalcotrichite is a second Mary mineral formed in the oxidized zones of copper sulfide deposits.
Its hardness is 3.5-4 on MOHs scale.