HEDYPHANE
Chemical Formula: Pb3Ca2(AsO4)3Cl
Familly: Phosphates, Arseniates, Vanadates
Status: IMA-GP
Crystal System: Hexagonal
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Orange | | | Mid waves (320 nm): | Red | | | Short Waves (254 nm): | Orange | | | | | | |
Other colors LW: | Red , |
Other colors MW: | Red , |
Other colors SW: | Yellowish White , Tawn , Red , |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Comments:
Samples from Langban are sometimes considered as mislabeled and could be mimetite.
Main Activator(s) and spectrum:
No data
Best Locality for luminescence(*):
- Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA (red to orange, MW best);
- Langban (Långban), Filipstad, Varmland Province, Sweden (pink LW, pale orange MW, bright orange SW);
- Långban, Filipstad, Värmland, Sweden (very pale yellow-brown SW mimetite?);
- Vrančice, Příbram, Central Bohemia Region, Bohemia, Czech Republic (pale orange MW);
(*)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 ,
Luminescence Reference on internet:
Images:
- http://www.nightsea.com/does-it-fluoresce/mineral-fluorescence-under-blue-light-hedyphane/
- Franklin, USA: http://www.mindat.org/photo-164601.html
- Franklin, USA: http://www.mindat.org/photo-322250.html
- Langban, Sweden MW: http://www.mindat.org/photo-328705.html
- Langban, Sweden SW: http://www.mindat.org/photo-361773.html
- Langban, Sweden LW: http://www.mindat.org/photo-362627.html
- Langban, Sweden SW: http://www.mindat.org/photo-362628.html
- Langban, Sweden SW pale yellow (mimetite?): http://www.mindat.org/photo-619959.html
- Langban, Sweden SW pale yellow: https://www.mindat.org/photo-620028.html
- Vrančice, Příbram, Czech Republic (pale orange MW): http://www.mindat.org/photo-641815.html
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Hedyphane
http://webmineral.com/data/Hedyphane.shtml
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