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Section: 6 Minerals and pigments (MP) Page: 271

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Details

IRUG filename:
IMP00271
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Anorthoclase
Chemical/botanical name(s):
Feldspar group, silicate class
CAS name:
Anorthoclase ((Si3Al)​(Na0.6-​0.9K0.1-​0.4)​O8)
Source location 1:
Elgon, Kenya
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:
135646
Sample source 3:
Philadelphia Museum of Art, Scientific Laboratory
Source location 3:
Box 7646, Philadelphia, PA, 19101, US
Color:
Greyish-tan, medium, semi-opaque
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Philadelphia Museum of Art
Originating institution acronym:
PMA
Linear formula:
(Na,K)AlSi3O8
CAS registry no:
12172-75-7
Other analytical methods:
XRF