IMA mineral species

Lemmleinite-Ba

Na₄K₄Ba₂₊ₓTi₈(Si₄O₁₂)₄(OH,O)₈·8H₂O

Cyclosilicate mineral.

Lemmleinite-Ba specimen
Lemmleiniteba15783-2.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNa₄K₄Ba₂₊ₓTi₈(Si₄O₁₂)₄(OH,O)₈·8H₂O
ElementsNa, K, Ba, Ti, Si, O, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolLem-Ba
Nickel–Strunz class9.CE.30d

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

🌍 Where it's found

Type locality (where it was first described): Kukisvumchorr, Russia

  • 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.