A trigonal carbonate of barium and magnesium, BaMg(CO₃)₂, which occurs as whitish crystals with a vitreous or pearly lustre and is a member of the dolomite group.
Origin
1950s. From the name of Keith Norseth + -ite.
Definition of norsethite in US English:
norsethite
nounˈnɔːsəθʌɪt
Mineralogy
A trigonal carbonate of barium and magnesium, BaMg(CO₃)₂, which occurs as whitish crystals with a vitreous or pearly lustre and is a member of the dolomite group.