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Ferrierite-Mg

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SMM741217

Ferrierite-Mg

Description Tabs

Description
Locality: 
Mount Oladri Quarries, Monastir, South Sardinia Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.5 × 4 cm
Weight: 
255.00gr
Description

Beautiful specimen with two hemispheres of bright-orange crystals like two egg yolks, a magnificent specimen of this beautiful zeolite, coming from a  now defunct locality. Hard to find even today. An aggregate of "heulandite" crystals is also visible. Very rapresentative sample for this beautiful zeolite.

 

Boxed with Label
Mineral Data
What's on the rock

Ferrierite-Mg

Formula: 
(Mg,Na2,K2,Ca)3-5Mg[Al5-7Si27.5-31O72]·18H2O
Strunz: 
9.GD.50
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Streak: 
White
Type Locality: 
Kamloops Lake, Kamloops Mining Division, British Columbia, Canada

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