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Section: 6 Minerals and pigments (MP) Page: 221

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


Details

IRUG filename:
RMP00221
Data type:
Raman
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Yellow ochre, goethite phase
Chemical/botanical name(s):
Iron(III) oxide hydroxide
CAS name:
C.I. Pigment Yellow 43, Goethite (Fe(OH)O)
Sample source 1:
Sienna, Italy (purchased in Venice)
Sample source 2:
Forbes Pigment Collection, Fogg Art Museum (Harvard Art Museums)
Source location 2:
32 Quincy St, Cambridge, MA 02138, US
Sample identifier 2:
3.04.25, Yellow Ochre (from Sienna)
Sample source 3:
Forbes Pigment Collection, Winterthur Museum
Source location 3:
5105 Kennett Pike, Winterthur, DE 19735, US
Color:
Yellow
Age:
1920
Application:
Raman microscopy/microspectroscopy
Excitation source (nm):
785
Mode:
Scat
Originating institution name:
Winterthur Museum, Garden & Library
Originating institution acronym:
WM
Linear formula:
FeO(OH)
CAS registry no:
64294-91-3 (Yellow ochre), 1310-14-1 (Goethite)