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Yftisite-(Y) & Fergusonite-(Y)

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SHS135889

Yftisite-(Y) & Fergusonite-(Y)

Description Tabs

Description
Locality: 
Ytterby, Resarö, Vaxholm, Stockholm County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 0.7 × 0.7 cm
Description

Yftisite y and fergusonite y in matrix

Mineral Data
What's on the rock

Fergusonite-(Y)

Formula: 
YNbO4
Strunz: 
7.GA.05
Hardness: 
5.5 - 6.5
Type Locality: 
Kangeq, Sermersoq Island, Kujalleq, Greenland
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