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Siderite & Quartz

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MEX143443

Siderite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Arpke Clay Pit, Lehrte, Hanover Region, Lower Saxony, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.7 × 8.8 × 2.9 cm
Description

Brownish siderite crystal with special "arpke" lustre. Between the siderite are grown colorless quartz crystals. On pictures are dark, they show the underground.

Mineral Data
What's on the rock

Siderite

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White