TURQUOISE

 


Mineral NOT FLUORESCENT but sometimes cited in luminescence literature

DOUBTFUL FLUORESCENCE but sometimes cited in luminescence literature

Chemical formula: CuAl6(PO4)4(OH)8 4H2O

Family: Phosphates, Arseniates, Vanadates

Status: IMA-GP

Crystal system : Triclinic

Display mineral: NON

 

Luminescence:

Longwave UV (365nm) colors:

    


Bluish White ,

 

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

No data

Comments:

Stabilized TURQUOISE is sometimes luminescent due to the product used during the stabilization process. It is a bad sign saying that the turquoise is heavily impregnated by artificial products.

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:

Mineralogical reference on the Internet:

  http://www.mindat.org/show.php?name=Turquoise

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

Internet Search:

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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.