Database of luminescent minerals 

CEJKAITE

Chemical formula: Na₄(UO₂)(CO₃)₃

Family: Carbonates

Status: IMA-A

Crystal system : Triclinic

Display mineral: NON

Luminescence:

Daylight picture

CEJKAITE ,
Mina Eureka termino de Castell-estaó,
municipio de La Torre de Cabdella,
Lérida province, Spain
Photo and Copyright: Joan Abella i Creus, Spain
Used with permission of the author

Shortwave (254nm) picture

CEJKAITE UVSW ,
Mina Eureka termino de Castell-estaó,
municipio de La Torre de Cabdella,
Lérida province, Spain
Photo and Copyright: Joan Abella i Creus, Spain
Used with permission of the author

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

No data

Comments:

A sodium uranyl carbonate from Jachymov Bohemia. Pale yellow, found as thin earthy efforescence over calcite. Fluoresces yellow to yellow green in SW and LW. Am Min 88.

Activator(s) and spectrum:

Activator(s): (UO₂)²⁺ (ion Uranyle) intrinsèque ,

Peaks in the spectrum (nm):

466, 486, 505, 525, 547, 570, 597nm

Spectrum Galery:

  
  Go to the galery (1 spectra)

Best localities for fluorescence (*):

• Svornost Mine, Jachymov, Northwestern Bohemia, Czech Republic;
• “Mina Eureka” término de Castell-estaó, municipio de La Torre de Cabdella, provincia de Lérida, Spain;

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

Bibliographic reference for luminescence:

• Introduction to radioactive minerals, Robert Lauf, Schiffer Publishing, 2008, ISBN 978-0-7643-2912-8 ,

Reference for luminescence on the Internet:

Mineralogical reference on the Internet:

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

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

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