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Ettringite With Baryte & Oyelite

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CYM536489

Ettringite With Baryte & Oyelite

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Description
Locality: 
NChwaning Mines, Kuruman, Northern Cape Province, South Africa
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
14 × 12 × 5 cm
Largest Crystal: 
3.70cm
Weight: 
1 200.00gr
Description

Absolutly amazing yellow  Ettringite with some Oyelite and Barite from N'Chwaning Mines, Kalahari Fields, South Africa. This large matrix cabinet piece features a perfectly situated, doubly-terminated, twin 5-3,7 cm-long crystal. This specimens is very old. Condition is very vell. In person looks very nice. Ettringite crystals is in fanstactic condition.

 

Mineral Data
What's on the rock

Ettringite

Formula: 
Ca6Al2(SO4)3(OH)12·26H2O
Strunz: 
7.DG.15
Hardness: 
2.0 - 2.5
Type Locality: 
Ettringer Feld, Western lava flow, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White

Oyelite

Formula: 
Ca10Si8B2O29·12.5H2O
Strunz: 
9.HA.80
Hardness: 
5.0
Type Locality: 
Fuka mine, Fuka, Bicchu-cho (Bitchu-cho), Takahashi City, Okayama Prefecture, Chugoku Region, Honshu Island, Japan
Piatek Minerals

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

YOUR 100% SATISFACTION GUARANTEE. If you are not happy with your purchase or the specimen is broken during the shipping we will accept return. Up to 14 days after you received the item please e-mail us to arrange the refund. Upon auction close, you will be sent an invoice indicating final value of the specimen. Payments must be made within 7 days of auction close. If you would like to purchase multiple items past our 7 day payment period or would like your package held for any reason please hold off on payment until you are ready to have your package shipped to you. We ask that you email to inform us that you are still bidding or your payment is going to be delayed. Communication is paramount! Payment can be made through Paypal or Bank transfer

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