Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Formanite-(Y) & Tengerite-(Y)

Views:
Watches:
JYJ950677

Formanite-(Y) & Tengerite-(Y)

Description Tabs

Description
Locality: 
Ytterby, Resarö, Vaxholm, Stockholm County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 3 × 2.4 cm
Description

Beige brownish masses in matrix from Ytterby, Sweden on matrix. 

 

Mineral Data
What's on the rock

Formanite-(Y)

Formula: 
YTaO4
Strunz: 
7.GA.10
Crystal System: 
Tetragonal Usually metamict
Hardness: 
5.5 - 6.5
Type Locality: 
Cooglegong pegmatite field, Shaw River District, East Pilbara Shire, Western Australia, Australia

Tengerite-(Y)

Formula: 
Y2(CO3)3·2-3H2O
Strunz: 
5.CC.10
Hardness: 
0.0
Colour: 
White
Streak: 
white
Type Locality: 
Ytterby, Resarö, Vaxholm, Uppland, Sweden