Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Adamsite-(Y) & Shomiokite-(Y)

Views:
Watches:
SYM1032463

Adamsite-(Y) & Shomiokite-(Y)

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 0.8 × 0.5 cm
Description

Very nice crystals of shomiokite-y with a coating of adamsite-y sprays from MSH. 

Mineral Data
What's on the rock

Adamsite-(Y)

Formula: 
NaY[CO3]2·6H2O
Strunz: 
5.CC.30
Crystal System: 
Triclinic
Hardness: 
3.0
Streak: 
White
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

Shomiokite-(Y)

Formula: 
Na3Y[CO3]3·3H2O
Strunz: 
5.CC.20
Hardness: 
2.0 - 3.0
Streak: 
white
Type Locality: 
Shomiokitovoe pegmatite, Umbozero mine (Umbozerskii mine; Umba Mine), Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia...