Minerals identify

Know how to recognize them

Tyrrellite

Selenide mineral,thiospinel group,(spinel structural group)

Tyrrellite is a selenide mineral that has a formula of Cu(Co,Ni)2Se4. It has been found in the Goldfields District in northern Saskatchewan , as well as in the Petrovice deposit, Czech Republic It is named after the Canadian geologist Joseph Burr Tyrrell. Joseph Tyrrell was one of the first geologists from the Geological Survey of Canada to do research in the Goldfields District.

Identification

Color of mineral

Bronze

Mohs scale ( mineral hardness )

3.5

The streak

Black

Luster ( interacts light )

Metallic

Crystal ( diaphaneity )

Isometric