IMA mineral species

Smythite

(Fe,Ni)₃₊ₓS₄ (x = 0 to 0.3)

Sulfide mineral.

Smythite specimen
Smythite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula(Fe,Ni)₃₊ₓS₄ (x = 0 to 0.3)
ElementsFe, Ni, S
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolSyt
Nickel–Strunz class2.CC.10

“—” means no reliable value in Wikidata yet. Check Mindat for full data.