Interactive IRUG Spectrum

Details

IRUG filename:
IMP00006
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Pompeian blue, Pigment Blue 31 (PB31), CI77437
Chemical/botanical name(s):
Cuprorivaite, calcium copper silicate, C.I. Pigment Blue 31
CAS name:
Cuprorivaite (CaCu(Si2O5)2)
Sample source 1:
LeFranc
Sample source 2:
Forbes Pigment Collection, Straus Conservation Center, Fogg Art Museum
Source location 2:
32 Quincy St, Cambridge, MA, 02138, US
Sample identifier 2:
8.01.1
Color:
Blue
Age:
1929
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Straus Center for Conservation, Harvard University Art Museums
Originating institution acronym:
HUAM
Linear formula:
CaCuSi4O10
CAS registry no:
15843-33-1 (cuprorivaite), 945558-75-8 (PB31)
Other analytical methods:
XRD (x-ray diffraction)