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Ferrierite-Mg & Mordenite

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SLN198339

Ferrierite-Mg & Mordenite

Description Tabs

Description
Locality: 
Mount Oladri Quarries, Monastir, South Sardinia Province, Sardinia, Italy
Size Range: 
Small cabinet (7-10 cm)
Size: 
6 × 8.6 × 6.1 cm
Largest Crystal: 
1.60cm
Description

Nice specimen with two rounded aggregates of vivid orange and orange-brown ferrierite-mg crystals with small balls of cream mordenite. The biggest ball measures 1.6 X 1.4 Cm. In this piece ferrierite crystals are also reunited in a fan-shaped aggregate

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

Mordenite

Formula: 
(Na2,Ca,K2)Al2Si10O24·7H2O
Strunz: 
9.GD.35
Hardness: 
3.0 - 4.0
Streak: 
White
Type Locality: 
Morden, Bay of Fundy, Kings Co., Nova Scotia, Canada

Seller Information

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