| Mineral | Allanite-(Ce) |
|---|---|
| Formula | {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH) |
| Crystal Form | Monoclinic/Prismatic [2/m] |
| Cleavage | Imperfect on {001} ; Poor on {100} and {110} |
| Color | Brown to Black |
| Density | 3.5 – 4.2 g/cm3 |
| Diaphaneity | Translucent, Opaque |
| Fracture | Irregular/Uneven, Conchoidal |
| Hardness | 5.5 - 6.0 |
| Lustre | Vitreous, Resinous |
| Streak | Brown, Greyish |
| Type Loc. | Qáqarssuatsiaq, Aluk Isl., Kap Farvel, Kujalleq, Greenland |
| Dana 8 Class | 58.2.1a.1 |
| Strunz Class | 8/C.23-80 |
| Mindat | mindat.org |
| WebMineral | WebMineral |
| ID | 409 |