Database of luminescent minerals 

URANOSPATHITE

Chemical formula: Al_0,5-1(UO₂)₄(PO₄)₄ 20-21H₂O F<1

Family: Phosphates, Arseniates, Vanadates

Status: IMA-GP

Crystal system : Orthorhombic

Display mineral: NON

Luminescence:

Daylight picture

Uranospathite, Mina El Pedregal, Badajoz, Coimbra, Spain.

Photo and Copyright: Gérard Barmarin.

Longwave (365nm) picture

Uranospathite UVLW, Mina El Pedregal, Badajoz, Coimbra, Spain.

Photo and Copyright: Gérard Barmarin.

Shortwave (254nm) picture

Uranospathite, UVSW, Mina El Pedregal, Badajoz, Coimbra, Spain.

Photo and Copyright: Gérard Barmarin.

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

No phosphorescence visible to the naked eye under any type of UV

Activator(s) and spectrum:

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

Peaks in the spectrum (nm):

(UO₂)²⁺ : 500nm, 521nm, 545nm, 571nm, 599nm, 630nm

Col. G. Barmarin; Spectre: G. Barmarin

Best localities for fluorescence (*):

• Krunkelbach Valley Uranium deposit, Menzenschwand, Black Forest, Baden-Württemberg, Germany ;
• Mina El Pedregal, Badajoz, Coimbra, Spain ;

(*)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 ,
• Uranium minerals Website: http://www.uraniumminerals.com ,
• 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=Uranospathite

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

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