Interactive IRUG Spectrum

Section: 6

Minerals and pigments (MP)

Page: 221

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

Details

IRUG filename: IMP00221	Data type: Infrared	IRUG material class: Minerals and pigments (MP)
Sample type: Reference material	Common name(s): Witherite	Chemical/botanical name(s): Barium carbonate, aragonite group
CAS name: Witherite (Ba(CO3))	Source location 1: Northumberland, UK	Sample source 2: Smithsonian Institution, National Museum of Natural History, Department of Mineral Sciences (NMNH)
Source location 2: Washington, DC, 20560, US	Sample identifier 2: R13851	Sample source 3: Philadelphia Museum of Art, Scientific Laboratory
Source location 3: Box 7646, Philadelphia, PA, 19101, US	Color: Colorless, translucent	Application: MFTIR (Fourier transform infrared microspectroscopy)
Mode: Tran	Originating institution name: Philadelphia Museum of Art	Originating institution acronym: PMA
Molecular formula: C Ba O3	Linear formula: BaCO3	CAS registry no: 14941-39-0
Other analytical methods: XRF (x-ray fluorescence)