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Coulsellite

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Formula:
CaNa3AlMg3F14
System:
Trigonal
A rhombohedral mineral structurally close to the Pyrochlore Group.

Classification of Coulsellite

Approved 2009
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Type Occurrence of Coulsellite

Crystallography of Coulsellite

Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
R3m
Cell Parameters:
a = 7.1756(1) Å
α = 59.867(1)°
Unit Cell Volume:
V 0.00 ų (Calculated from Unit Cell)

Chemical Properties of Coulsellite

Formula:
CaNa3AlMg3F14
Essential elements:
All elements listed in formula:

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Coulsellite

Reference List:
Grey, I.E., Mumme, W.G., Birch, W.D., Pring, A., Bougerol, C., Wilson, N.C. (2010): Coulsellite, CaNa3AlMg3F14, a rhombohedral pyrochlore with 1:3 ordering in both A and B sites, from the Cleveland Mine, Tasmania, Australia. American Mineralogist, 95, 736-740.

Internet Links for Coulsellite

Localities for Coulsellite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Australia (TL)
 
  • Tasmania
    • Heazlewood district
      • Luina
Grey, I.E., Mumme, W.G., Birch, W.D., Pring, A., Bougerol, C., Wilson, N.C. (2010): Coulsellite, CaNa3AlMg3F14, a rhombohedral pyrochlore with 1:3 ordering in both A and B sites, from the Cleveland Mine, Tasmania, Australia. American Mineralogist, 95, 736-740.
Italy
 
  • Campania
    • Naples Province
      • Somma-Vesuvius Complex
Demartin F., Campostrini I., Castellano C., Russo M. 2014. Parascandolaite, KMgF3, a new perovskite-type fluoride from Vesuvius. Phys. Chem. Min., published online: 8 April 2014.
Mineral and/or Locality  
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