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Siderite Psm Calcite

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SSM659822

Siderite Psm Calcite

Pseudomorph

Description Tabs

Description
Locality: 
Aggeneys, Namakwa District, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
11.7 × 7 × 7.7 cm
Weight: 
346.00gr
Description

These very unusual, barrel-shaped crystals are casts after calcite crystals. The casts are now hollow as the calcites have been dissolved away. The shimmering, metallic-like coating is a mixture of siderite and sphalerite.

Mineral Data
What's on the rock

Siderite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

 

Our parcels are normally sent via post office airmail with a tracking number, however courier services are available on request.

Delivery times will vary with destination. Please note that Customs can delay the shipment and this is out of our control. Kindly contact us to assist with tracking if you are experiencing longer than expected delays. 

Please note that all of our specimens are carefully packaged and marked as fragile. As soon as it has been posted, we shall e-mail you with the tracking number of the parcel.

Insurance will be taken out only if it is the buyer's expressed wish. 

If your country has Customs and Import duty fees, it will have to be for your account.