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Ferrierite-Mg

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SMM694297

Ferrierite-Mg

Description Tabs

Description
Locality: 
Mount Oladri Quarries, Monastir, South Sardinia Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5 × 3 cm
Description

Beautiful specimen with semi-spherical aggregates of orange crystals of ferrierite-Mg which in section turn out like beautiful disks of rayed crystals. Nice small-cabinet, from the 2005 finding, the last of this now closed and inaccessible quarry.

 

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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