Database of luminescent minerals 

BARATOVITE

Chemical formula: KCa₇(Ti,Zr)₂Li₃Si₁₂O₃₆(OH,F)₂

Family: Silicates

Status: IMA-A

Crystal system : Monoclinic

Display mineral: NON

Luminescence:

Daylight picture

BARATOVITE, Tadzhikistan, Russia;
Col. G.Barmarin; Photo: G. Barmarin

Shortwave (254nm) picture

BARATOVITE, Tadzhikistan, Russia; UVSW;
Col. G.Barmarin; Photo: G. Barmarin

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Phosphorescence (in the common sense of the term) observable with the naked eye:

No data

Comments:

Note: Some mineralogists consider baratovite to be OH-dominant, which would make katayamalite the same species, with the name baratovite having priority (see Mindat.org). 

See KATAYAMALITE

Activator(s) and spectrum:

Activator(s): Ce³⁺, Sm³⁺,  Dy³⁺,  

Peaks in the spectrum (nm):

Ce³⁺ repl. Ca²⁺ : 390

Sm³⁺ repl. Ca²⁺ : 600, 645 

Dy³⁺ repl. Ca²⁺ : 490, 580

Col. G. Barmarin; Spectre: G. Barmarin

Comments on spectrum and activators:

https://www.researchgate.net/publication/226256619_Photoluminescence_of_baratovite_and_katayamalite )">

Large band centered at 406nm? (see https://www.researchgate.net/publication/226256619_Photoluminescence_of_baratovite_and_katayamalite )

Best localities for fluorescence (*):

• Dara-I-Poiz Massif, Alayskiy Range, Tien Shan, region of Republican Subordination, Tajikistan (sometime associated with baratovite blue-white SW);
• Khodzhaachkan Massif, Sokh Valley, Alai Range (Alay Range), Osh Oblast, Kyrgyzstan (Bluish-white SW, associated with miserite, aegirine, albite);

(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence

Bibliographic reference for luminescence:

• Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
• The World of Fluorescent Minerals, Stuart Schneider, Schiffer Publishing, 2006, ISBN 0-7643-2544-2 ,
• Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,

Reference for luminescence on the Internet:

Mineralogical reference on the Internet:

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

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

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