Database of luminescent Minerals


MONAZITE-(Ce)


Chemical Formula: (Ce,La,Nd,Th)PO4

Familly: Phosphates, Arseniates, Vanadates

Status: IMA-GP

Mineral for Display: No


Luminescence:


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

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


No Data

Comments:


exact type not specified: Monazite(Ce) or Monazite(La) or Monazite(Nd).


Main Activator(s) and spectrum:


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

Other activators:            Sm3+ , Eu3+ , Nd3+ ,

Peaks in the spectrum (nm):

(UO2)2+ : 506, 523 nm

Laser induced luminescence lines corresponding to Sm3+, Eu3+, Nd3+:

Sm3+ : lines at 607, 617, 642nm

Nd3+ : weak lines at 792, 800, 806, strong lines at 863, 872, 877, 887, 897, 907nm


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


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=Monazite-(ce)

  http://webmineral.com/data/Monazite-(ce).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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