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Hyalite & Feldspar

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TPX958490

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Description
Locality: 
Venero I Quarry, Cadalso de los Vidrios, Madrid, Spain
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 4.1 × 2 cm
Weight: 
31.00gr
Description

Very interesting specimen of hyalite on feldspar matrix from this famous Spanish quarry. Hyalite fluoresces green under long wave ultraviolet light.

Mineral Data
What's on the rock

Hyalite

Variety Of: 

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Formula: 
SiO2·nH2O
Hardness: 
5.5 - 6.5
Streak: 
white

Feldspar

Group Parent: 
Feldspar Group

Current price

Starting price

10
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Start 18 Feb 18:00
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Shipping Information

Postage Area Price
Spain
5
Europe
18.60
America
18.85
Asia & Oceania
20.50
Africa
17.20

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Bid History

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