Section: 6 | Minerals and pigments (MP) | Page: 293 |
IRUG filename: IMP00293 | Data type: Infrared | IRUG material class: Minerals and pigments (MP) |
Sample type: Art object / artifact | Common name(s): Atacamite, from bronze, minor contaminant at 1104 cm-1 | Chemical/botanical name(s): Copper chloride hydroxide, basic copper chloride |
CAS name: Atacamite (Cu2Cl(OH)3) | Sample source 1: Straus Center for Conservation, Fogg Art Museum | Source location 1: 32 Quincy Street, Cambridge, MA 02138, US |
Color: Green | Other: Trimorphous with paratacamite & botallackite | Application: MFTIR (Fourier transform infrared microspectroscopy) |
Mode: Tran | Originating institution name: Straus Center for Conservation, Harvard University Art Museums | Originating institution acronym: HUAM |
Molecular formula: Cl Cu2 H3 O3 | Linear formula: (Cu2)2(OH)3Cl | CAS registry no: 1306-85-0 |
Other analytical methods: XRD (x-ray diffraction) |