Tags: Chemical Substance, Mineral.
Shandite is a sulfide mineral with chemical formula: Ni3Pb2S2. It was discovered in 1950 and named after Scottish petrologist Samuel James Shand (1882–1957). It is characterized by a metallic luster and a brass-yellow color. It has a specific gravity of 8.92 and a Mohs hardness value of 4. Shandite is commonly found as an inclusion in other minerals such as serpentine. Its crystal system is trigonal hexagonal scalenohedral with symbol 32/m. It belongs to the space group R3m.