BOLIVARITE
Chemical Formula:See EVANSITE Al2(PO4)(OH)3 4H2O
Familly: Phosphates, Arseniates, Vanadates
Status: IMA-GP
Crystal System: Amorphous
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Green | Strong | | Mid waves (320 nm): | Green | Strong | | Short Waves (254 nm): | Green | Strong | | | | | |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Comments:
Possibly only a variety of evansite (if bolivarite was formally discredited, evansite would have priority as the species name). (See https://www.mindat.org/min-713.html )
See also Kobokoboite
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) as impurities
Peaks in the spectrum (nm):
UO22+ : 498, 518, 541, 566, 592nm
713nm
Bolivarite, Kivu, Congo; Excitation: laser 405nm. Col. G. Barmarin; Spectre: G. Barmarin
Best Locality for luminescence(*):
- Kobokobo pegmatite, Shabunda Territory, South Kivu, DR Congo (light green SW);
- Pontevedra, Galicia, Spain (white-green, SW+LW);
(*)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 ,
- Luminescenza nel regno minerale, Guido Mazzoleni, fotografia Roberto Appiani, Libri Sandit, 2010, ISBN 978-88-95990-63-7 ,
Luminescence Reference on internet:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Bolivarite
http://webmineral.com/data/Bolivarite.shtml
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