IMA mineral species

Taniajacoite

SrCaMn³⁺₂Si₄O₁₁(OH)₄·2H₂O

Sorosilicate.

Taniajacoite specimen
Taniajacoite, N'Chwaning III Mine, Cape Province, South Africa - University of Arizona Mineral Museum - University of Arizona - Tucson, AZ - DSC08553.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaSrCaMn³⁺₂Si₄O₁₁(OH)₄·2H₂O
ElementsSr, Ca, Mn, Si, O, H
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolTjc

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

🌍 Where it's found

Type locality (where it was first described): Nchwaning mines, South Africa · Nchwaning mines, South Africa

  • 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.