Database of luminescent Minerals


plagioclase


Chemical Formula:See ALBITE / Anglo-Saxon name for ALBITE/ANORTHITE serie

Status:

Mineral for Display: No


Luminescence:


UV Type Main color Intensity Observation Frequency
Short Waves (254 nm):      Red
 

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


No Data

Thermoluminescence: Yes


Main Activator(s) and spectrum:


Most Common Activator: Fe3+

Other activators:            Pb2+ , Cr3+ , Eu2+ , Ce3+ , Sm3+ , Eu3+ , Tb3+ , Mn2+ , Tl+ ,

Peaks in the spectrum (nm):

Tl+ repl. Na+ : 287nm  : 321-325 347 (Ce3+),
Eu2+ : 405-412nm
Mn2+ repl.Ca2+ : broad bands peaking at 555-570nm
Fe3+ repl. [Al3+]IV : broad band at 700-750-780nm
Sm3+  : 560, 600, 645, 805nm
Eu3+ : 600-615nm   
Tb3+  : 580, 620nm
Cr3+ repl. [Al3+]IV (?): 680, 683nm
Pb+ repl. Na+ : 850nm


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


Comments on activators and spectra:


Activators: Tl+, Pb+, Pb2+, REE3+ (Ce, Dy, Sm, Tb, Nd), Eu2+, Mn2+ (delay time: 10-12ms), 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:



Mineralogical Reference on internet:


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

  http://webmineral.com/data/Plagioclase.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.

 


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