IMA mineral species

Coccinite

HgI₂

Halide mineral.

RedOrange

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

Properties

⛏ Mohs hardness2
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Scratches with a fingernail.

⚖ Density5.895 g/cm³
Very heavy
Chemical formulaHgI₂
ElementsHg, I
Crystal systemTetragonal
Mohs hardness2
Density5.895 g/cm³
Streak—
Color—
IMA symbolCci
Nickel–Strunz class3.AB.10

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