Minerals identify

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Alacránite

Sulfide mineral

Alacránite (As8S9) is an arsenic first discovered in the Uzon , Kamchatka. It was named for its occurrence in the Alacrán mine. It is generally more rare than realgar. Its origin is hydrothermal to euhedral tabular orange to pale gray crystals that are transparent. It has a yellow-orange streak with a hardness of 1.5. It crystallizes in the monoclinic. It occurs with realgar and uzonite grains up to 0.5 mm across.

Identification

Color of mineral

Grey
Orange
Yellow

Mohs scale ( mineral hardness )

1.5

The streak

Orange

Density ( specific gravity )

2.39

Luster ( interacts light )

Vitreous
Resinous
Greasy

Crystal ( diaphaneity )

Monoclinic