IMA mineral species

Pyrochroite

Mn²⁺(OH)₂

Hydroxide mineral.

Pyrochroite specimen
Pyroaurite-Pyrochroite-290455.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaMn²⁺(OH)₂
ElementsMn, O, H
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPyc
Nickel–Strunz class4.FE.05

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

🌍 Where it's found

Type locality (where it was first described): Stora Pajsberg mine, Sweden

  • 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.