IMA mineral species

Lourenswalsite

(K,Ba)₂(Ti,Mg,Ca,Fe)₄(Si,Al,Fe)₆O₁₄(OH)₁₂

Phyllosilicate mineral.

Lourenswalsite specimen
Lourenswalsite-88988.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formula(K,Ba)₂(Ti,Mg,Ca,Fe)₄(Si,Al,Fe)₆O₁₄(OH)₁₂
ElementsK, Ba, Ti, Mg, Ca, Fe, Si, Al, O, H
Crystal systemHexagonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolLrw
Nickel–Strunz class9.EJ.05

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

🌍 Where it's found

Type locality (where it was first described): Magnet Cove igneous complex, 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.