IMA mineral species

Emmerichite

Ва₂Ti₂Na₃Fe³⁺(Si₂O₇)₂O₂F₂

Seidozerite supergroup, sorosilicate mineral.

Emmerichite specimen
Emmerichite RotherKopf IRMM 05mm-0.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaВа₂Ti₂Na₃Fe³⁺(Si₂O₇)₂O₂F₂
ElementsTi, Na, Fe, Si, O, F
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolEmr

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

🌍 Where it's found

Type locality (where it was first described): Rother Kopf, 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.