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Hematite Hydrotalcite & Lizardite

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MCH151810

Hematite Hydrotalcite & Lizardite

Description Tabs

Description
Locality: 
Snarum, Modum, Viken, Norway
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 4.1 × 3.1 cm
Description

A 4.3 cm hematite crystal is embedded in a matrix of pearly-white lustrous hydrotalcite with some yellowish-green lizardite. As the hematite at this location contains some titanium the material was also referred to as titanium iron ore (= „Titaneisenerz“). Comes with an old German label.

Mineral Data
What's on the rock

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0

Hydrotalcite

Formula: 
Mg6Al2(OH)16[CO3]·4H2O
Strunz: 
5.DA.50
Crystal System: 
Trigonal
Hardness: 
2.0
Streak: 
White
Type Locality: 
Dypingdal Serpentine-magnesite deposit, Snarum, Modum, Buskerud, Norway

Lizardite

Formula: 
Mg3(Si2O5)(OH)4
Strunz: 
9.ED.15
Hardness: 
0.0
Type Locality: 
Eastern Cliff, Kennack Cove (Kennack Sands), Kennack, Grade-Ruan, Lizard Peninsula, Cornwall, England, UK

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