AXINITE-(Mn)

 


Chemical formula: Ca2Mn+2Al2BSi4O15(OH)

Family: Silicates

Status: IMA-GP

Crystal system : Triclinic

Display mineral: NON

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

 

Luminescence:

Longwave UV (365nm) colors:

    


Red ,

Intensity LW:Weak

Midwave UV (320nm) colors:

    


Red ,

Intensity MW:Very weak

Shortwave UV (254nm) colors:

              


Red , Yellowish White , Pale Yellow ,

Intensity SW:Medium


Daylight picture


Shortwave (254nm) picture


 

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

Type d'UV

Couleur

Intensité

Fréquence d'observation

UV courts (254 nm):

Red Extremely weak
 

Comments:

Manganaxinit was named by J. Fromm in 1909. The name manganaxinite was used by Aminoff in 1919 when referring to specimens from Franklin, New Jersey, USA and further supported by Charles Palache in 1929. Renamed Axinite-Mn by IMA in 2008.

Activator(s) and spectrum:

Activator(s): Mn2+ ,

Peaks in the spectrum (nm):

Mn2+: large band peaking at +/-630 nm

No spectrum yet

Comments on spectrum and activators:

Manganaxinit was named by J. Fromm in 1909. The name manganaxinite was used by Aminoff in 1919 when referring to specimens from Franklin, New Jersey, USA and further supported by Charles Palache in 1929. Renamed Axinite-Mn by IMA in 2008.

Best localities for fluorescence (*):

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

Bibliographic reference for luminescence:

Reference for luminescence on the Internet:


Images:


Mineralogical reference on the Internet:

  http://www.mindat.org/show.php?name=Axinite-(mn)

  http://webmineral.com/data/Axinite-(mn).shtml

Internet Search:

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