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Aeschynite-(Y) & Euxenite-(Y) & Zircon

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SHS1161813

Description Tabs

Description
Locality: 
Lauvland Quarries, Evje og Hornnes, Agder, Norway
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 3.3 × 2.6 cm
Description

Aeschynite y with euxenite y and zircon in matrix

Mineral Data
What's on the rock

Aeschynite-(Y)

Formula: 
(Y,Ca,Fe,Th)(Ti,Nb)2(O,OH)6
Strunz: 
4.DF.05
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 6.0
Type Locality: 
Urstad Feldspar Mine, Hidra (Hitterø), Flekkefjord, Vest-Agder, Norway

Euxenite-(Y)

Formula: 
(Y,Ca,Ce,U,Th)(Nb,Ti,Ta)2O6
Strunz: 
4.DG.05
Hardness: 
5.5 - 6.5
Type Locality: 
Undisclosed pegmatite, Jølster, Sogn og Fjordane, Norway

Zircon

Formula: 
ZrSiO4
Strunz: 
9.AD.30
Crystal System: 
Tetragonal
Hardness: 
7.5
Streak: 
White