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Dundasite & Sauconite

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RSL687661

Dundasite & Sauconite

Description Tabs

Description
Locality: 
Botalaria Mine, Borriol, Castellón, Valencian Community, Spain
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.4 × 2 cm
Description

Nice aggregates of dundasite needles. They are filling cavities in the goethite matrix. Also accompanied by sauconite. All of them analyzed by SEM-EDS by Rosell Minerals.

Mineral Data
What's on the rock

Dundasite

Formula: 
PbAl2(CO3)2(OH)4·H2O
Strunz: 
5.DB.10
Crystal System: 
Orthorhombic
Hardness: 
2.0
Type Locality: 
Adelaide Mine (Adelaide Pty Mine; Adelaide Proprietary Mine), Dundas mineral field, Zeehan District, Tasmania, Australia

Sauconite

Formula: 
Na0.3Zn3((Si,Al)4O10)(OH)2·4H2O
Strunz: 
9.EC.45
Hardness: 
1.0 - 2.0
Type Locality: 
Friedensville Mine, Friedensville, Saucon Valley, Upper Saucon Township, Lehigh Co., Pennsylvania, USA