Chemical Formula: Pb4(SO4)(CO3)2(OH)2
Crystal System: Triclinic
Mineral for Display: No
|Long Waves (365nm): || Yellow ||Short Waves (254 nm): || Yellow |
Phosphorescence (in the common meaning of the term) seen by naked eye:
Lemon yellow luminescence; Polymorph with Leadhillite and Macphersonite;
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Leadhills, Lanarkshire, Scotland, England;
(*)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 ,
Mineralogical Reference on internet:
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