Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Ferberite Psm Scheelite

Views:
Watches:
BSM09630

Ferberite Psm Scheelite

Ex George Walker Collection (UK)

Description Tabs

Description
Locality: 
Kirwa Mine, Kigezi District, Western Region, Uganda
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 2.5 × 2 cm
Description

A dull blackish distorted octahedral crystal of ferberite pseudomorphing scheelite.

Collected by George Walker in 1951.

Note: this specimen and similar from Kirwa have an orange reddish "fibrous" mineral on the outer faces - in minor amounts. This has been analysed as cerotungstite-(Ce) on other specimens. There is a strong possibility of cerotungstite-(Ce) being present here to.

Mineral Data
What's on the rock

Ferberite

Formula: 
FeWO4
Strunz: 
4.DB.30
Crystal System: 
Monoclinic
Hardness: 
4.0 - 4.5
Type Locality: 
Niña Mine, Sierra Almagrera, Cuevas del Almanzora (Cuevas de Vera), Almería, Andalusia, Spain

Scheelite

Formula: 
Ca(WO4)
Strunz: 
7.GA.05
Crystal System: 
Tetragonal
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Bispbergs Klack, Säter, Dalarna, Sweden

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions
1. the successful bidding price is the price that will appear on your invoice. 2.Goods will be sent first class post within the UK and by small packet air mail to the US. Delivery will normally be within 7 days of despatch. Postage will be charged at cost and will be included on your invoice. 3. there are no additional charges for VAT or any other taxes. 4. insurance can be arranged, if requested, and will be charged as part of the shipping costs. 5. Goods will only be despatched on receipt of payment. For methods of payment please see "Payment Types" 6. We aim to give complete satisfaction at all times. Goods are supplied on 14 days approval. If you are not satisfied with your purchase and the goods are returned undamaged within that time we promise to refund the full value of the item(s) returned, excluding any postage incurred in the transaction. 7. Broadstone Minerals operates a Privacy policy. We do not disclose buyer's information to third parties. Cookies are used to keep track of the contents of your shopping trolley once you have selected an item, to store delivery addresses if the address book is used and to store your details if you select the "remember me " option.