Database of luminescent minerals 

FRESNOITE

Chemical formula: Ba₂TiSi₂O₈

Family: Silicates

Status: IMA-A

Crystal system : Tetragonal

Display mineral: NON

Luminescence:

Daylight picture

FRESNOITE,
Junnila Property, San Benito Co., California, USA
Photo and Copyright: Christopher J. Stefano, Michigan, USA
Used with permission of the author

Shortwave (254nm) picture

FRESNOITE, UVSW
Junnila Property, San Benito Co., California, USA
Photo and Copyright: Christopher J. Stefano, Michigan, USA
Used with permission of the author

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

No data

Activator(s) and spectrum:

Activator(s): Ti⁴⁺,

No spectrum yet

Best localities for fluorescence (*):

• Victor claim, Clear Creek area, Picacho Peak, New Idria District, Diablo Range, San Benito Co., California, USA (yellow green SW);
• Big Creek, Rush Creek deposit, Big Creek-Rush Creek District, Fresno Co., California, USA (yellow green SW);
• Junnila Mine, New Idria District, Diablo Range, San Benito Co., California, USA;
• Esquire #1 Claim, Rush Creek, Fresno County, California, USA;

(*)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 ,

Reference for luminescence on the Internet:

Mineralogical reference on the Internet:

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

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

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