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Manganoneptunite

Type Locality
Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
Mineral Data
Na2KLi(Mn2+,Fe2+)2Ti2[Si8O24]
Strunz: 
9.EH.05
Physical Properties
Colour: 
Red
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Synonyms
Synonyms: 
Manganese-neptunite and Manganneptunite
Photos