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manganoneptunite
For being the manganese analogue of neptunite. The earlier name was mangan-neptunite, but it was changed to manganoneptunite by the IMA in 2008 (Burke 2008).
General Manganoneptunite Information. Help on Chemical Formula: Chemical Formula: KNa2Li(Mn,Fe++)2Ti2Si8O24. Help on Composition: ...
Manganoneptunite is a rare mineral that occurs in only a few countries worldwide including in Russia, the United States, Canada, Malawi, Morocco and Namibia. It ...
Manganoneptunite is the manganese-dominant variant of Neptunite, having a greater portion of manganese over iron in a solid solution series. Although often ...
Optical Properties: Transparent to translucent to opaque. Color: Dark cherry-red, orange, or black in small crystals; cherry-red in thin fragments; ...
Manganoneptunite from. Aris Quarries, Aris, Windhoek Rural, Khomas Region, Namibia ; Locality type: Quarry ; Species: Manganoneptunite ; Formula: KNa 2Li(Mn 2+) 2 ...
マンガン海王石（Manganoneptunite、KNa2Li(Mn2+,Fe2+)2Ti2Si8O24）のチタンをバナジウムで置換した組成をもつ鉱物であるため、海王石の由来であるローマの海神 ...
Fascinating example of rare Manganoneptunite crystals decorating well formed tan crystal of Catapleiite pseudomorph after Sodalite.
Manganoneptunite 1.40 ct Cushion Cut 8.60 x 5.90 mm max2862. Description. Manganoneptunite 1.40 ct Cushion Cut 8.60 x 5.90 mm max2862.. $60.00. 1 in stock. 1 ...