Switch currency

Thornasite

Views:
Watches:
HEF1165024

Description Tabs

Description
Locality: 
Aris Quarry, Windhoek Rural, Khomas Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.2 × 1 cm
Description

Thornasite is an extremely rare hydrous sodium thorium silicate, first described in 1987. It forms in highly alkaline (hyperalkaline) environments, mostly in geodes or cavities of nepheline syenite pegmatites. In Aris, the mineral forms beige-colored crystals in a cavity.
 

Mineral Data
What's on the rock

Thornasite

Formula: 
(Na,K)12Th3[Si8O19]4·18H2O
Strunz: 
9.GF.50
Hardness: 
0.0
Type Locality: 
Poudrette quarry (Demix quarry; Uni-Mix quarry; Desourdy quarry; Carrière Mont Saint-Hilaire), Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada

Current price

$

Starting price

$10
(reserve not met) (reserve met)

You are the highest bidder

You have been outbid

Proxy bid set
$
Delayed bid pending at
$
Delayed Bid is Outbid

Your maximum bid $:

(Enter or more)

Start 05 Feb 18:00
End
No. of bids view history

Shipping Information

Postage Area Price
Germany : Insured parcel < 2000g 6 €
6
Germany : Insured parcel > 2000g 9 €
9
International <500g 10 €
10
International > 500g < 1000g 18€
18
USA 12€
12
Worldwide < 5000g insured parcel 50€
50

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Accepted payment methods:  PayPal, wire transfer

Money back guarantee 14 days after purchase

 

Bid History

Full bid history