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Gillespite & Taramellite

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MNT208974

Gillespite & Taramellite

ex Southwest Scientific Company
Classic Locality

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Description Tabs

Description
Locality: 
Esquire #1 Claim, Rush Creek, Fresno County, California, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.1 × 3.2 × 2.2 cm
Description

Very interesting specimen from the Southwest Scientific Company (Scott Williams, David New; 1964-1966 label, Scottsdale). Reddish mica like aggregates of gillespite with dark portions which are labeled to be taramellite in whiteish quartz. Rare mineral.

Mineral Data
What's on the rock

Gillespite

Formula: 
BaFe2+[Si4O10]
Strunz: 
9.EA.05
Hardness: 
4.0
Type Locality: 
Dry Delta, Alaska Range, Yukon-Koyukuk Borough, Alaska, USA

Taramellite

Formula: 
Ba4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2Clx
Strunz: 
9.CE.20
Hardness: 
5.5
Colour: 
Red-brown
Type Locality: 
Candoglia quarries, Candoglia, Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy

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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

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