Chemical Formula: Ca2Mn+2Al2BSi4O15(OH)
Familly: Silicates
Status: IMA-GP
Crystal System: Triclinic
Mineral for Display: No
Associated names (luminescent varieties, discredited names, synonymes etc.): severginite, axinite, manganaxinite,UV Type | Main color | Intensity | Observation Frequency |
---|---|---|---|
Long Waves (365nm): | Red | Weak | Mid waves (320 nm): | Red | Very weak | Short Waves (254 nm): | Red | Medium |
Other colors SW: | Yellowish White , Pale Yellow , |
Daylight Picture
MANGANAXINITE, Franklin, New Jersey, USA;
Photo and Copyright: James Van Fleet
Short Waves Pictures (254nm)
MANGANAXINITE, fluo red, UVSW
Franklin, New Jersey, USA;
Photo and Copyright: James Van Fleet
UV Type | Color | Intensity | Observation Frequency |
---|---|---|---|
Short Waves (254 nm): | Red | Extremely weak |
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.
Most Common Activator: Mn2+
Peaks in the spectrum (nm):
Mn2+: large band peaking at +/-630 nm
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.
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Images:
http://www.mindat.org/show.php?name=Axinite-(mn)
http://webmineral.com/data/Axinite-(mn).shtml
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