Database of luminescent minerals 

GLAUBERITE

Chemical formula: Na₂Ca(SO₄)₂

Family: Sulfates

Status: IMA-GP

Display mineral: NON

Luminescence:

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

Comments:

Blue-green SW(chile)

Calcite or Gypsum pseudomorph after glauberite : fluo bluish white (see calcite or gypsum)

Activator(s) and spectrum:

No spectrum yet

Comments on spectrum and activators:

Phosphorescence of glauberite from Borax Lake, CA was first noticed by Kunz and Baskerville (1903) and later studied by H. C. Dake (1938).

Best localities for fluorescence (*):

• Boron, California, USA;
• El Tamarugal Province, Tarapacá Region, Chile ;
• Camp Verde, Camp Verde District, Yavapai Co., Arizona, USA (pseudomorph in gypsum);

(*)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 ,
• Handbook of Fluorescent Gems and Minerals, a practical guide for the gem and mineral collector, Jack de Ment, 1949 ,

Mineralogical reference on the Internet:

  http://www.mindat.org/show.php?name=Glauberite

  http://webmineral.com/data/Glauberite.shtml

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