hokutolite
Chemical formula: See BARYTE (Ba,Pb)SO4
Family: Sulfates
Status: NA
Display mineral: NON
Luminescence:
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Longwave UV (365nm) colors: | Greenish ,
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Phosphorescence (in the common sense of the term) observable with the naked eye:
No data
Comments:
A Pb2+-rich (plumboan) variety of baryte deposited by very acid hot springs. Generally also contains minor strontium and minute traces of radium.
Very dull greenish fluorescence.
Activator(s) and spectrum:
Activator(s): (UO2)2+ (ion Uranyle) en impureté,
No spectrum yet
Best localities for fluorescence (*):
- Beitou, Taipei Co., Taiwan Province, Taiwan;
(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence
Bibliographic reference for luminescence:
Reference for luminescence on the Internet:
Mineralogical reference on the Internet:
http://www.mindat.org/show.php?name=Hokutolite
http://webmineral.com/data/Hokutolite.shtml
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