Database of luminescent minerals 

CHABAZITE-Ca

Chemical formula: (Ca_0,5,K,Na)₄[Al₄Si₈O₂₄] 12H₂O

Family: Silicates

Status: IMA-A

Crystal system : Triclinic

Display mineral: NON

Associated names (luminescent varieties, discredited names, synonyms, etc.): phacolite, 

Luminescence:

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Phosphorescence (in the common sense of the term) observable with the naked eye:

No data

Comments:

Sometimes green fluo due to uranium impurities, sometimes yellow orange or yellowish white. Also pink SW and Blue white LW (Paterson, USA)

Activator(s) and spectrum:

Activator(s): (UO₂)²⁺ (ion Uranyle) en impureté, ST (Singlet-triplet)-Matière organique en impureté,  

No spectrum yet

Best localities for fluorescence (*):

• Upper New Street Quarry, Paterson, Passaic county, New Jersey, USA (green SW+LW);
• Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland;
• Franklin, New jersey, USA;
• Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada (fluo green);
• Vadrec da l'Albigna, Albigna Valley, Bregaglia Valley (Bergell), Grischun (Grisons), Switzerland (SW strong green);

(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence

Bibliographic reference for luminescence:

• The Henkel Glossary of Fluorescent Minerals, Dr. Gerhard Henkel, Published by the FMS, 1989 ,
• Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
• The World of Fluorescent Minerals, Stuart Schneider, Schiffer Publishing, 2006, ISBN 0-7643-2544-2 ,

Mineralogical reference on the Internet:

  http://www.mindat.org/show.php?name=Chabazite-ca

  http://webmineral.com/data/Chabazite-ca.shtml

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