Minerals identify

Know how to recognize them

Coyoteite

Sulfide mineral

Coyoteite is a hydrated sodium sulfide mineral. The mineral was named coyoteite after Coyote Peak near Orick, California where it was discovered (along with another rare mineral, orickite

This mineral is unstable under normal atmospheric conditions, making it rare at the surface. The mineral was first described in a petrographic study of a sample of a mafic at Coyote Peak. The largest piece of coyoteite found on that specimen has the dimensions of 0.2 × 0.4 mm.

Identification

Color of mineral

Black

Mohs scale ( mineral hardness )

1
1.5

The streak

Black

Luster ( interacts light )

Metallic

Crystal ( diaphaneity )

Triclinic