Database of luminescent minerals 

MELLITE

Chemical formula: Al₂[C₆(COO)₆] 16H₂O

Family: Organic

Status: IMA-GP

Crystal system : Tetragonal

Display mineral: NON

Associated names (luminescent varieties, discredited names, synonyms, etc.): xylocryptite, 

Luminescence:

Daylight picture

MELLITE, Daylight,
Csordakúti Mine, Bicske-Csordakút, Bicske-Zsámbéki Basin, Fejér Co., Hungary
Photo & Col. © G. Barmarin

Longwave (365nm) picture

MELLITE, UV LW,
Csordakúti Mine, Bicske-Csordakút, Bicske-Zsámbéki Basin, Fejér Co., Hungary
Photo & Col. © G. Barmarin

Shortwave (254nm) picture

MELLITE, UV SW,
Csordakúti Mine, Bicske-Csordakút, Bicske-Zsámbéki Basin, Fejér Co., Hungary
Photo & Col. © G. Barmarin

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

Comments:

Aluminium mellitate (benzene hexacarboxylate) hydrate;

Activator(s) and spectrum:

Activator(s): Matière organique intrinsèque,

No spectrum yet

Comments on spectrum and activators:

Mellite fluorescence has been investigated by Gunnell in 1939 (probably published in The Mineralogist).

Best localities for fluorescence (*):

• Maleevka, Bogorodetsk District, Tula Oblast, Russia;
• Csordakúti Mine, Bicske-Csordakút, Bicske-Zsámbéki Basin, Fejér Co., Hungary;
• Csordakut Mine, Tatabanya, Hungary;
• Tatabánya, Gerecse Mts, Komárom-Esztergom Co., Hungary;
• Dorog, Komárom-Esztergom County, Hungary
• Lužice, Most District, Ústí nad Labem Region, Czech Republic;
• Bílina coal mine, Bílina, Teplice District, Ústí nad Labem Region, Czech Republic;
• Artern, Kyffhäuser District, Thuringia, Germany;
• Voigstedt, Germay;
• Nibbiaia, Rosignano Marittimo, Livorno Province, Tuscany, Italy

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

Bibliographic reference for luminescence:

• The Henkel Glossary of Fluorescent Minerals, Dr. Gerhard Henkel, Published by the FMS, 1989 ,
• Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
• Handbook of Fluorescent Gems and Minerals, a practical guide for the gem and mineral collector, Jack de Ment, 1949 ,

Reference for luminescence on the Internet:

Mineralogical reference on the Internet:

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

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

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