IMA mineral species

Gahnite

ZnAl₂O₄

Spinel, oxide mineral.

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Gahnite specimen
Gahnite-Spinel-3d33c.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaZnAl₂O₄
ElementsZn, Al, O
Crystal systemCubic
Mohs hardness—
Density4.626 g/cm³
Streakgrey
Color—
IMA symbolGhn
Nickel–Strunz class4.BB.05

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

🌍 Where it's found

Type locality (where it was first described): Falun 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.