| Section: 6 | Minerals and pigments (MP) | Page: 234 | 
IRUG filename: RMP00234  | Data type: Raman  | IRUG material class: Minerals and pigments (MP)  | 
Sample type: Reference material  | Common name(s): Ultramarine (from Sample 8.03.22 Forbes Collection,  mislabeled 'Cobalt blue'), Pigment Blue 29 (PB29), CI77007  | Chemical/botanical name(s): Sodium calcium aluminum silicate sulfate  | 
CAS name: C.I. Pigment Blue 29  | Sample source 1: Florence  | 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: 8.03.22  | Sample source 3: Forbes Pigment Collection, Winterthur Museum  | 
Source location 3: 5105 Kennett Pike, Winterthur, DE 19735, US  | Color: Blue  | Age: 1923?  | 
Application: Raman microscopy/microspectroscopy  | Excitation source (nm): 514  | Mode: Scat  | 
Originating institution name: Winterthur Museum, Garden & Library  | Originating institution acronym: WM  | CAS registry no: 57455-37-5  |