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Interactive IRUG Spectrum

Section: 6 Minerals and pigments (MP) Page: 175

 Copyright © 1993-2024 Infrared and Raman Users Group (IRUG)


Details

IRUG filename:
IMP00175
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Biotite
Chemical/botanical name(s):
Potassium iron magnesium aluminum silicate hydroxide fluoride, mica group, silicate class
Sample source 1:
Avila Gireaux Mine
Source location 1:
Bear Lake, Quebec, Canada (CA)
Sample source 2:
Smithsonian Institution, National Museum of Natural History, Department of Mineral Sciences (NMNH)
Source location 2:
Washington, DC, 20560, US
Sample identifier 2:
126824
Sample source 3:
Philadelphia Museum of Art, Scientific Laboratory
Source location 3:
Box 7646, Philadelphia, PA, 19101, US
Color:
Blackish-brown, translucent
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Philadelphia Museum of Art
Originating institution acronym:
PMA
Linear formula:
K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2
Density
(g/cc):
3.09 (average)
Other analytical methods:
XRF