Database of luminescent Minerals


QUARTZ


Chemical Formula: SiO2

Familly: Oxides and hydroxides

Status: IMA-A

Crystal System: Rhomboedric

Mineral for Display: Yes

Associated names (luminescent varieties, discredited names, synonymes etc.):  agateamethystchalcedonyherkimer diamondJasperonyx

Luminescence:


UV Type Main color Intensity Observation Frequency
Long Waves (365nm):      Bluish White
Short Waves (254 nm):      Yellow
Other colors LW:     
Orangy yellow ,
Other colors SW:     
Red ,

Long Waves Picture (365nm)


OL (365 nm). Col. G. Barmarin; Photo: G. Barmarin

 

Galerie de photos:

            ...

     To the gallery (35 images in the gallery)


Phosphorescence (in the common meaning of the term) seen by naked eye:


No Data

Triboluminescence: Yes

Thermoluminescence: Yes


Main Activator(s) and spectrum:


Most Common Activator: (UO2)2+ (Uranyl ion) as impurities

Other activators:            Organic impurities , Fe3+ ,

Peaks in the spectrum (nm):

Fe3+ : 680 nm (Gorobets)

Oil inclusions : 437, 489, 512, 546, 601nm

Quartz from La Sassa, Italy: 500, 520, 555, 595, 666nm


Quartz with "Oil Inclusions".
Excitation: led 370nm. Col. G. Barmarin; Spectre: G. Barmarin

   ...

  To the spectrum gallery (1 spectra in the gallery)


Comments on activators and spectra:


Cathodoluminescence: blue or yellow.


Best Locality for luminescence(*):


(*)Data are not exhaustive and are limited to the most important localities for fluorescence


Bibliographical Reference for luminescence:



Luminescence Reference on internet:



Mineralogical Reference on internet:


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

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

Search on Internet:

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  Search for documents in English on Google

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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.

 


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