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Manganoneptunite

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CAM139245

Manganoneptunite

Description Tabs

Description
Locality: 
Maly Mannepakhk Mountain, Khibiny Massif, Murmansk Oblast, Russian Federation
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4.7 × 3 cm
Largest Crystal: 
0.50cm
Description

An excellent specimen with a rich coverage of red-brown crystals of manganoneptunite up to 5 mm on pegmatite matrix (mainly analcime-natrolite).
A really great specimen.

Mineral Data
What's on the rock

Manganoneptunite

Formula: 
Na2KLi(Mn2+,Fe2+)2Ti2[Si8O24]
Strunz: 
9.EH.05
Crystal System: 
Monoclinic
Hardness: 
5.0 - 6.0
Colour: 
Red
Type Locality: 
Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...
Cartils Minerals

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