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Genthelvite Natrolite & Polylithionite

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CFL1155467

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.2 × 4.6 × 2.8 cm
Description

Very rich specimen of fluorescent genthelvite crystals associated with natrolite, fluorescent polylithionite, and kupletskite.

Mineral Data
What's on the rock

Genthelvite

Formula: 
Zn4(Be3Si3O12)S
Strunz: 
9.FB.10
Hardness: 
6.0 - 6.5
Type Locality: 
West Cheyenne Canon, Cheyenne District (St. Peters Dome District), El Paso Co., Colorado, USA

Natrolite

Formula: 
Na2Al2Si3O10·2H2O
Strunz: 
9.GA.05
Hardness: 
5.0 - 5.5
Streak: 
White
Type Locality: 
Hohentwiel, Singen, Hegau, Baden-Württemberg, Germany

Polylithionite

Formula: 
KLi2Al(Si4O10)(F,OH)2
Strunz: 
9.EC.20
Hardness: 
2.0 - 3.0
Type Locality: 
Kangerluarsuk Fjord (Kangerdluarssuq Fjord), Ilímaussaq complex, Narsaq, Kujalleq, Greenland

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$20
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Start 14 Dec 18:00
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Shipping Information

Postage Area Price
Canada
$14
USA
$14
Europe
$15
Rest of World
$17

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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Collection Arkane accept payments by Paypal and direct email messages.

Bid History

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