Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Alicewilsonite-(YCe) Synchysite & Brookite

Views:
Watches:
SYM887443

Alicewilsonite-(YCe) Synchysite & Brookite

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 4 × 2.3 cm
Description

Newly named alicewilsonite (donnayite group) with black brookite and brown hexagonal crystals of synchysite on the matrix. 

Mineral Data
What's on the rock

Alicewilsonite-(YCe)

Formula: 
Na2Sr2YCe(CO3)6 · 3H2O
Crystal System: 
Triclinic
Type Locality: 
Poudrette Quarry

Synchysite

Synonym Of: 

Synchysite-(Ce)

Formula: 
Ca(Ce,La)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
4.5

Synchysite-(Nd)

Formula: 
Ca(Nd,Y,Gd)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
4.5

Synchysite-(Y)

Formula: 
Ca(Y,Ce)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
6.0 - 6.5
Group Parent: 
Synchysite Group

Brookite

Formula: 
TiO2
Strunz: 
4.DD.10
Crystal System: 
Orthorhombic
Hardness: 
5.5 - 6.0
Type Locality: 
Twll Maen Grisial, Fron Olau, Prenteg, Gwynedd (Caernarvonshire), Wales, UK