WHITLOCKITE

 


Chemical formula: Ca9 (Mg,Fe+2) (PO4)6 (PO3 OH)

Family: Phosphates, Arseniates, Vanadates

Status: IMA-GP

Crystal system : Rhomboedric

Display mineral: NON

Associated names (luminescent varieties, discredited names, synonyms, etc.): bobdownsite, 

 

Luminescence:

Longwave UV (365nm) colors:

    


Blue ,

 

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Phosphorescence (in the common sense of the term) observable with the naked eye:

Type d'UV

Couleur

Intensité

Fréquence d'observation

UV longs (365nm):

No data

UV moyens (320 nm):

No data

UV courts (254 nm):

No data
 

Comments:

Research on longwave UV fluorescence (365nm) has  been carried out on Martian meteorite (Zagami) which have shown (in addition to the fluorescence of the epoxy with which it have been impregnated) the presence of blue fluorescent phosphate containing Na (probably whitlockite). (https://www.lpi.usra.edu/meetings/lpsc2012/pdf/2349.pdf) see meteorite in fluomin.org

Activator(s) and spectrum:

No data

No spectrum yet

Best localities for fluorescence (*):

(*)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=Whitlockite

  http://webmineral.com/data/Whitlockite.shtml

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Note: While all due attention has been paid to the implementation of the database, it may contain errors and/or accidental omissions. By nature, the database will always be incomplete because science always evolves according to new analysis.
A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.