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Nioboaeschynite-(Y)

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GFM613857

Nioboaeschynite-(Y)

Rare Mineral

Description Tabs

Description
Locality: 
Landsverk Quarries, Evje og Hornnes, Agder, Norway
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1.5 × 1.5 cm
Description

this rare Y-Nb-Ti-oxide occurs as glassy dark orange-brownish massive crystal aggregates.  Newly re-examined old samples collected around

Mineral Data
What's on the rock

Nioboaeschynite-(Y)

Formula: 
(Y,Ca,Ce,Nd,Th)(Nb,Ti,Ta)2(O,OH)6
Strunz: 
4.DF.05
Hardness: 
5.0 - 6.0
Type Locality: 
Bear Lake diggings (Gibson Road Western occurrence), Monmouth Township, Haliburton Co., Ontario, Canada