Database of luminescent Minerals


Chemical Formula: Mg3Si2O5(OH)4

Familly: Silicates

Status: IMA-GP

Crystal System: Triclinic

Mineral for Display: No


UV Type Main color Intensity Observation Frequency
Long Waves (365nm):      Yellow
Other colors SW:     
Yellow ,

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

No Data


From Franklin, NJ, in a report by John Chianciulli in Picking Table vol 45/2, this mineral fluoresces pale blue-gray to strong mustard yellow LW. In appearance, specimens are blocky, glassy, an yellow-brown. Information from Mark Boyer.

Clinochrysotile represents the monoclinic or triclinic polymorphs of chrysotile.

Main Activator(s) and spectrum:

Most Common Activator: Mn2+

Other activators:            Fe3+ , TiO6 ,

Peaks in the spectrum (nm):

TiO6 (Ti4+ - Si4+) : 500nm

570-590nm (?) 

Mn2+(?) repl. Mg2+ : 570nm 

Fe3+ repl. Si4+ : 720nm 

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:

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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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