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Name: Columbite-(Mn)
Clb-Mn
Specimens in Collection:

#274: Columbite-(Mn) Tantalite-(Mg)
Dunton Mine, Maine, USA
IMA Chemistry: Mn2+Nb2O6
Chemistry Elements: The mineral Columbite-(Mn) contains elements:
Manganese (Mn)
Niobium (Nb)
Oxygen (O)
Country of Type Locality: USA
Year First Published: 1892
IMA Status: Approved,Renamed
Status Notes: Originally named manganocolumbite for the Mn-dominant columbite: Dana E S (1892) Columbite group, in The System of Mineralogy of James Dwight Dana 1837-1868, Descriptive Mineralogy 6th Edition, John Wiley & Sons (New York) 731-738 Name changed from manganocolumbite: Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record 39, 131-135
Structural Group Name: Columbite
Fleischer's Group Name: columbite-euxenite-columbite subgroup
Crystal Systems: orthorhombic
Oldest Known Age: 3293 Million Years Ago
More Info: Search Wikipedia: Columbite-(Mn) (Wiki)
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Data appearing on this page is derived from the IMA Database of Mineral Properties. Not all properties are applicable to or available for all minerals.


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