Database of luminescent Minerals


feldspar


Chemical Formula:See ALBITE /Group of minerals: ALBITE, MICROCLINE, SANIDINE

Status: NR

Mineral for Display: No


Luminescence:


UV Type Main color Intensity Observation Frequency
Short Waves (254 nm):      Red
Other colors SW:     
Blue ,
 

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: Fe3+

Other activators:            Eu2+ , Nd3+ , Tm3+ ,

Peaks in the spectrum (nm):

Eu3+ : 614, 624, 710nm
Fe3+  : large band at 765nm  
Tm3+ : 798nm 
Nd3+ : 895nm


Spectrum: Michael Gaft, Petah Tikva, Israel. Plot: Institute of Mineralogy, University of Vienna, Austria, with permission of the authors.

         ...

  To the spectrum gallery (3 spectra in the gallery)


Comments on activators and spectra:


Activators: Tl+, Pb+, Pb2+, REE3+ (Ce, Dy, Sm, Tb, Nd), Eu2+, Mn2+, Fe3+, Cr3+ (Tarashchan in Gaft)


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=Feldspar

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

Search on Internet:

  Search for images on 'Google Image'

  Search for documents in English on Google

  Search for documents in any languages on Google

  Search on Wikipédia


 

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.

 


Quick search by fluorescent mineral name: