IMA mineral species

Radtkeite

Hg²⁺₃S₂ICl

Halide-sulfide mineral.

Properties

Chemical formulaHg²⁺₃S₂ICl
ElementsHg, S, I, Cl
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolRdk
Nickel–Strunz class2.FC.15d

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

🌍 Where it's found

Type locality (where it was first described): McDermitt mercury mine, United States

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.