Section: 6 | Minerals and pigments (MP) | Page: 76 |
IRUG filename: RMP00076 | Data type: Raman | IRUG material class: Minerals and pigments (MP) |
Sample type: Reference material | Common name(s): French ultramarine, Pigment Blue 29 (PB29), CI77007 | Chemical/botanical name(s): Sodium calcium aluminum silicate sulfate |
CAS name: C.I. Pigment Blue 29 | Sample source 1: Forbes Pigment Collection, Harvard University Art Museum | Source location 1: 32 Quincy St, Cambridge, MA, 02138, USA |
Sample source 2: Museum of Fine Arts, Boston | Source location 2: 465 Huntington Avenue, Boston, MA, 02115, USA | Sample identifier 2: MFA 473 |
Color: Blue | Application: Raman microscopy/microspectroscopy | Excitation source (nm): 532 |
Mode: Scat | Originating institution name: Museum of Fine Arts, Boston | Originating institution acronym: MFAB |
Linear formula: 3Na2O*3Al2O3*6SiO2*2Na2S, approximately | CAS registry no: 57455-37-5 | Other analytical methods: EDS (energy dispersive spectroscopy), SEM (scanning electron microscopy), XRD (x-ray diffraction) |