CANCRINITE
Chemical Formula: Na6Ca2Al6Si6O24(CO3)2
Familly: Carbonates
Status: IMA-GP
Crystal System: Hexagonal
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Yellowish White | | | Short Waves (254 nm): | Orangy yellow | | | | | | |
Other colors LW: | Dark Orange /Tawn , Tawn , |
Other colors SW: | Dark Orange /Tawn , Tawn , Green , |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Comments:
A complex mineral, a sodium alumino-silicate oxide carbonate sulfate hydrate, is reported from the Alluaiv region of the Lovozero massif, Russia. It is reported to occur in pockets to 15mm, and to be transparent with a bright lilac color. Fl. is bright yellow, but the UV band is not stated. The cancrinite group.
Main Activator(s) and spectrum:
No data
Best Locality for luminescence(*):
- Alluaiv region, Lovozero massif, Russia;
- Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia (Bright yellow);
- Flat Rapids, Bigwood, Ontario, Canada (dull brown SW);
- Dennis Hill locality, Litchfield, Kennebec Co., Maine, USA (albite weak SW associated with cancrinite SW green, zircon SW yellow);
- Point of Rocks Quarry, Point of Rocks Mesa, Springer, Colfax Co., New Mexico, USA (orange SW);
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Luminescence Reference on internet:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Cancrinite
http://webmineral.com/data/Cancrinite.shtml
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