IMA mineral species

Oxyphlogopite

K(Mg,Ti,Fe)₃[(Si,Al)₄O₁₀](O,F)₂

Mica, phyllosilicate mineral.

Oxyphlogopite specimen
Oxyphlogopite with calcite.webp · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaK(Mg,Ti,Fe)₃[(Si,Al)₄O₁₀](O,F)₂
ElementsK, Mg, Ti, Fe, Si, Al, O, F
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolOphl
Nickel–Strunz class9.EC.20

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

🌍 Where it's found

Type locality (where it was first described): Rothenberg basalt quarry, Germany

  • 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.