Database of luminescent minerals 

WURTZITE-4H

Chemical formula: ZnS

Family: Sulfide

Status: PLT

Crystal system : Hexagonal

Display mineral: NON

Luminescence:

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

Comments:

Synthetic wurtzite has been studied and user as a commercial phosphor.

Activator(s) and spectrum:

Activator(s): Mn²⁺ ,

Peaks in the spectrum (nm):

Mn²⁺ replacing Zn²⁺ : large band peaking around 630-640nm 

No spectrum yet

Comments on spectrum and activators:

Potentially same activators as sphalerite and same colors;

Best localities for fluorescence (*):

• Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada;
• Olkusz, Olkusz District, MaÅ‚opolskie, Poland;
• Plombières-Vieille Montagne (Plombières-Altenberg) District, Verviers, Liège Province, Belgium;
• Schmalgraf Mine, Moresnet, Kelmis, Plombières-Vieille Montagne (Plombières-Altenberg) District, Verviers, Liège Province, Belgium;
• Luccheti Quarry, Carrara area, Tuscany, Italy (xl in marble fluorescing yellow);
• Agios Philippos Mine, Kirki Mines, Évros, Thracia,   Greece (2013, orange on the crystals and yellow on the matrix + phosphorescence);

(*)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 ,
• 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=Wurtzite-4h

  http://webmineral.com/data/Wurtzite-4h.shtml

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