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Fergusonite-(Y)

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BIN184621

Fergusonite-(Y)

Description Tabs

Description
Locality: 
Wanni Glacier, Monte Cervandone, Binn Valley, Valais, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.6 × 1 × 0.6 cm
Description

Some very small (<0.5mm) black-brown, bipyramidal or prismatic crystals on gneiss matrix.Very rare at this locality!

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
BinnMin

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