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Prehnite & Epidote

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MNT17084

Prehnite & Epidote

Description Tabs

Description
Locality: 
Sandaré, Arrondissement Sandaré, Cercle de Nioro du Sahel, Kayes Region, Mali
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5 × 2.5 cm
Description

Fine specimen consisting of blackish-green epidote prisms, mostly with termination, overgrown by mint-green well developed prehnite aggregates.

Nice colour contrast, good and showy sample.

Mineral Data
What's on the rock

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa

Epidote

Formula: 
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05a
Crystal System: 
Monoclinic
Hardness: 
6.0
Streak: 
Colorless
Type Locality: 
Bourg d'Oisans, Isère, Rhône-Alpes, France...

Seller Information

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Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger