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Calamine

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FRR203614

Calamine

Description Tabs

Description
Locality: 
Sa Duchessa Mine, Oridda, Domusnovas, Carbonia-Iglesias Province, Sardinia, Italy
Size Range: 
Cabinet (10-18 cm)
Size: 
11.6 × 9.5 × 5.5 cm
Description

Showy cluster of blue calamine (mix of smithsonite and hemimorphite, which should be predominant in this case, having seen the luster), of the best quality, colour and luster. From a sardinian mine famous for these specimens.

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

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

The item can be returned for whichever reason, provided its original conditions, and within 10 days from its delivery to the Buyer. In the case of returning, the Buyer will be entitled to the refund of the item price; shipping costs will remain at the Buyer's charge in any case.