Database of luminescent minerals 

CLINOCHRYSOTILE

Chemical formula: Mg₃Si₂O₅(OH)₄

Family: Silicates

Status: IMA-GP

Crystal system : Triclinic

Display mineral: NON

Luminescence:

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

No data

Comments:

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.

Activator(s) and spectrum:

Activator(s): Mn²⁺ , Fe³⁺,  TiO₆,  

Peaks in the spectrum (nm):

TiO₆ (Ti⁴⁺ - Si⁴⁺) : 500nm

570-590nm (?) 

Mn²⁺(?) repl. Mg²⁺ : 570nm 

Fe³⁺ repl. Si⁴⁺ : 720nm 

No spectrum yet

Best localities for fluorescence (*):

• A skarn at Kukhi-Lal, in the Pamirs, Tadjikistan (Fluo orange);
• Franklin, New Jersey, USA;

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

Bibliographic reference for luminescence:

• Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,

Mineralogical reference on the Internet:

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

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

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