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Babingtonite & Prehnite

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CR689466

Babingtonite & Prehnite

Description Tabs

Description
Locality: 
Qiaojia County, Zhaotong Prefecture, Yunnan Province, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 4.5 × 5.8 cm
Largest Crystal: 
2.50cm
Description

This piece features a sharp and robust crystal of babingtonite that looks like it was carved out of black onyx, it is so sharp and lustrous.

This specimen is a very fine and attractive babingtonite on matrix specimen with beautiful contrasting pale green crystallized prehnite and gemmy quartz crystals.

Mineral Data
What's on the rock

Babingtonite

Formula: 
Ca2(Fe,Mn)FeSi5O14(OH)
Strunz: 
9.DK.05
Crystal System: 
Triclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Arendal Iron Mines, Arendal, Aust-Agder, Norway

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa