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Clinoptilolite-Ca & Ferrierite-Mg

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FNW56659

Clinoptilolite-Ca & Ferrierite-Mg

Description Tabs

Description
Locality: 
Nijar, Almeria, Andalusia, Spain
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 2.1 × 2 cm
Description

A specimen of clear crystals of  clinoptilolite-Ca on matrix with pale yellow ferrierite Mg.

Mineral Data
What's on the rock

Clinoptilolite-Ca

Formula: 
(Ca,Na,K)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Kuruma Pass, Fukushima Prefecture, Tohoku Region, Honshu Island, Japan

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
Fine Minerals World
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