Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Gobbinsite & Donnayite

Views:
Watches:
SYM518830

Gobbinsite & Donnayite

Rare Mineral

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4 × 4.5 × 2 cm
Description

Very aesthetic specimen of stacked clear gobbinsite crystals with flat plates of donnayite group.

Mineral Data
What's on the rock

Gobbinsite

Formula: 
Na4(Ca,Mg,K2)Al6Si10O32·12H2O
Strunz: 
9.GC.05
Hardness: 
4.0
Type Locality: 
Hills Port, Gobbins, Island Magee, Co. Antrim, Northern Ireland, UK