Database of luminescent Minerals


EUDIALYTE


Chemical Formula: Na15Ca6(Fe+2,Mn+2)3Zr3(Si,Nb)(Si25 O73)(O,OH,H2O)3(Cl,OH)2

Familly: Silicates

Status: IMA-A (GP)

Mineral for Display: No


Luminescence:


UV Type Main color Intensity Observation Frequency
Long Waves (365nm):      Orange
 

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


No Data

Comments:


A favorate of MSH collectors, and not ordinarily thought of as fluorescent. From Alluaiv, Russia a specimen of this manganese zirconium hydroxy silicate is said to be "iron free," and fluoresces orange under LW.


Main Activator(s) and spectrum:


Most Common Activator: Mn2+

Other activators:            Ti3+ ,

Peaks in the spectrum (nm):

Mn2+ substituting Ca2+ : 590 nm 
Ti3+ intrins. : 670 nm  (Gorobets)

No spectrum for the moment


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=Eudialyte

  http://webmineral.com/data/Eudialyte.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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