Minerals identify

Know how to recognize them

Melonite

Sulfide mineral

Melonite is a telluride; it is a metallic. Its chemical formula is NiTe2. It is opaque and white to reddish-white in color, oxidizing in air to a brown tarnish.

It was first described from the Melones and Stanislaus mine in Calaveras County, California in 1866, by Frederick Augustus Genth.

Melonite occurs as trigonal crystals, which cleave in a (0001) direction. It has a specific gravity of 7.72 and a hardness of 1–1.5 (very soft).

Identification

Color of mineral

White
Red

Mohs scale ( mineral hardness )

1

Luster ( interacts light )

Metallic

Crystal ( diaphaneity )

Trigonal