Minerals identify

Know how to recognize them

Eskolaite

Oxide mineral,hematite group,corundum structural group

Eskolaite is a rare chromium (chromium(III) oxide Cr2O3).

Identification

Color of mineral

Black
Green

Mohs scale ( mineral hardness )

8

The streak

Green

Luster ( interacts light )

Metallic
Vitreous

Crystal ( diaphaneity )

Trigonal