IMA mineral species

Bastnäsite-(Y)

Y(CO₃)F

Carbonate mineral.

Bastnäsite-(Y) specimen
Bastnäsite-(Y)-Tengerite-(Y)-616688.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaY(CO₃)F
ElementsY, C, O, F
Crystal systemHexagonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolBsn-Y
Nickel–Strunz class5.BD.20a

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

🌍 Where it's found

Type locality (where it was first described): Verkhnee Espe massif, Kazakhstan

  • 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.