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Calamine

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LGM194276

Calamine

Ex Dr. Krantz, Bonn, Germany
With Antique Label

Description Tabs

Description
Locality: 
Rammelsberg, Goslar, Lower Saxony, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
8 × 10 × 3 cm
Description

Brown calamine on cellular goethite/limonite matrix, possibly a pseudomorph after calcite or siderite.
'Galmei' is the old german synonym of calamine.
A rare Harz mountains classic specimen from old Dr. Krantz stock, comes with nice antique label.
Weight: 180 grams

Mineral Data
What's on the rock

Calamine

Synonym Of: 

Hemimorphite

Formula: 
Zn4Si2O7(OH)2·H2O
Strunz: 
9.BD.10
Hardness: 
4.5 - 5.0

Hydrozincite

Formula: 
Zn5(CO3)2(OH)6
Strunz: 
5.BA.15
Hardness: 
2.0 - 2.5

Smithsonite

Formula: 
ZnCO3
Strunz: 
5.AB.05
Hardness: 
4.0 - 4.5

Seller Information

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Seller's terms and conditions

Thank you for viewing my auctions! Maintaining high standards in customer service is extremely important to me. If shipping takes longer than expected, please contact me. It is possible to file an investigation request, and during nearly ten years of e-rocks NO parcel was finally lost.

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+++IMPORTANT+++
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