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Siderite & Saponite

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GMN800099

Siderite & Saponite

Description Tabs

Description
Locality: 
Mulató Hill, Erdőbénye, Zemplén Mountains, Borsod-Abaúj-Zemplén County, Hungary
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.6 × 5.2 × 3.2 cm
Description

Classic rarity from Hungary: brown spherosiderite balls on clay minerals (saponite) coated vug in andesite.

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Saponite

Formula: 
Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.45
Hardness: 
1.5 - 2.0
Type Locality: 
Lizard Point, Landewednack, Lizard Peninsula, Cornwall, England, UK

Seller Information

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