HEINRICHITE
Chemical Formula: Ba(UO2)2(AsO4)2 10-12 H2O
Familly: Phosphates, Arseniates, Vanadates
Status: IMA-GP
Crystal System: Monoclinic
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Greenish Yellow | Strong | Always | Short Waves (254 nm): | Greenish Yellow | Strong | Always | | | | |
Daylight Picture
(Meta)Heinrichite, Rabejac, Herault, Languedoc-Roussillon, France;
Daylight
Photo and Copyright: G. Barmarin
Col.: L. Vandenberghe
Short Waves Pictures (254nm)
(Meta)Heinrichite, Rabejac, Herault, Languedoc-Roussillon, France;
SW (254nm)
Photo and Copyright: G. Barmarin
Col.: L. Vandenberghe
Galerie de photos:
...
To the gallery (2 images in the gallery)
Phosphorescence (in the common meaning of the term) seen by naked eye:
No phosphorescence seen by naked eye whatever the type of UV
Comments:
Unstable at room temperature and dehydrates fairly rapidly to metaheinrichite
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) intrinsic
Peaks in the spectrum (nm):
(UO2)2+ : 495.0, 505.8, 528.4, 551.4, 577.7, 604.6nm
HEINRICHITE, Excitation: laser 405nm. Col. L. Vandenberghe; Spectre: G. Barmarin
Best Locality for luminescence(*):
- Schmiedestollen dump, Wittichen, Schenkenzell, Black Forest, Baden-Württemberg, Germany;
- Krunkelbach Valley Uranium deposit, Menzenschwand, Black Forest, Baden-Württemberg, Germany;
- White King Mine, Lakeview, Lake Co., Oregon, USA;
- Fuemrol No. 2 mine (Fuemrole mine), Temple Mountain, San Rafael District (San Rafael Swell), Emery Co., Utah, USA;
- ina Eureka termino de Castell-estaó, municipio de La Torre de Cabdella, Lérida province, Spain;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical 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 ,
- Uranium minerals Website: http://www.uraniumminerals.com ,
- Spectroscopic properties of uranium(VI) minerals studied by TRLFS, G. Geipel and Al. Radiochim Acta 88 (2000) ,
- Introduction to radioactive minerals, Robert Lauf, Schiffer Publishing, 2008, ISBN 978-0-7643-2912-8 ,
Luminescence Reference on internet:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Heinrichite
http://webmineral.com/data/Heinrichite.shtml
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