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Yttrotantalite-(Y)

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LBB547673

Yttrotantalite-(Y)

Classic Locality

Description Tabs

Description
Locality: 
Finnbo, Falun, Dalarna County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 4 cm
Largest Crystal: 
2.30cm
Weight: 
143.00gr
Description

A cluster with Yttrotantalite-Y from Sweden. Matrix is feldspar and Finnbo is the Type  Local for this feldspar.

Mined: 
2016
No Labels
Mineral Data
What's on the rock

Yttrotantalite-(Y)

Formula: 
(Y,Ca,U4+,Fe2+)2(Ta,Nb)2O8
Strunz: 
4.DG.10
Hardness: 
5.0 - 5.5
Streak: 
Grey
Type Locality: 
Ytterby, Resarö, Vaxholm, Uppland, Sweden
Lennart Borg

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