IMA mineral species

Yttrotantalite-(Y)

(Y,U,Fe²⁺)(Ta,Nb)(O,OH)₄

Oxide mineral.

Yttrotantalite-(Y) specimen — Yttrotantalite-(Y)-252549.jpg · Wikimedia Commons (see file page for author & license)

Properties

🔷 Orthorhombic

Chemical formula	(Y,U,Fe²⁺)(Ta,Nb)(O,OH)₄
Elements	Y, U, Fe, Ta, Nb, O, H
Crystal system	Orthorhombic
Mohs hardness	—
Density	—
Streak	—
Color	—
IMA symbol	Yttl-Y
Nickel–Strunz class	4.DG.10

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

🌍 Where it's found

Type locality (where it was first described): Ytterby mine, Sweden

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.

Learn more

Yttrotantalite-(Y) on Mindat.org
Wikidata item Q4023133 (source of this page's data – you can correct it there)