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Natronambulite

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SKY838329

Natronambulite

Rare Mineral

Description Tabs

Description
Locality: 
Tanohata Mine, Iwate Prefecture, Honshu Island, Japan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1.7 × 1.3 cm
Description

Outstanding orange crystals of the rare mineral natronambulite from Japan.

Some crystals are gemmy !

Ex Vandenbroucke Museum collection from Waregem, Belgium.

Mineral Data
What's on the rock

Natronambulite

Formula: 
(Na,Li)(Mn,Ca)4Si5O14OH
Strunz: 
9.DK.05
Hardness: 
5.5 - 6.0
Type Locality: 
Tanohata mine, Shimohei-gun, Iwate Prefecture, Tohoku Region, Honshu Island, Japan

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