IMA mineral species

Allanite-(Ce)

CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)

Epidote supergroup, sorosilicate.

Allanite-(Ce) specimen
RM746-Allanita-(Ce)-dolomita-calcita.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)
ElementsCa, Ce, Al, Fe, Si, O, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolAln-Ce
Nickel–Strunz class9.BG.05b

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

🌍 Where it's found

Type locality (where it was first described): Qáqarssuatsiaq, Greenland

  • 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.