Minerals identify

Know how to recognize them

Steacyite

Cyclosilicate

Steacyite is a complex silicate mineral containing thorium variable(Ca 8O, often cruciform twinned crystals. It is radioactive. It was discovered at Mont-Saint-Hilaire, Quebec in 1982 and is named after Harold Robert Steacy

Identification

Color of mineral

Grey
Brown
Green
Beige

Mohs scale ( mineral hardness )

5

Luster ( interacts light )

Vitreous
Greasy
Dull

Crystal ( diaphaneity )

Tetragonal

Radioactive

Radioactive