IMA mineral species

Golyshevite

Na₁₀Ca₉Zr₃Fe₂SiNb(Si₃O₉)₂(Si₉O₂₇)₂(OH)₃(CO₃)·H₂O

Cyclosilicate mineral.

RedBrown

Golyshevite specimen
Golyshevite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaNa₁₀Ca₉Zr₃Fe₂SiNb(Si₃O₉)₂(Si₉O₂₇)₂(OH)₃(CO₃)·H₂O
ElementsNa, Ca, Zr, Fe, Si, Nb, O, H, C
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolGsv
Nickel–Strunz class9.CO.10

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

🌍 Where it's found

Type locality (where it was first described): Kovdor phlogopite mine, 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.