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Nioboaeschynite-(Ce)

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JYJ619030

Nioboaeschynite-(Ce)

Description Tabs

Description
Locality: 
Niedermendig, Mendig, Eifel, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.7 × 1.7 × 1.5 cm
Description

Black lustrous nioboaeschynite-(Ce) crystal on matrix. Rare.

References: Blass, G., Graf, H.W., Kolitsch,U., Neue Funde aus der Vukaneifel, Mineralien-Welt 5/2003; Blaß, G. & Kruijen, F. (2013): Die Mineralogischen Neuigkeiten aus der Vulkaneifel. Mineralien-Welt 24 (3), 33-41.

Mineral Data
What's on the rock

Nioboaeschynite-(Ce)

Formula: 
(Ce,Ca,Th)(Nb,Ti)2(O,OH)6
Strunz: 
4.DF.05
Hardness: 
5.5
Streak: 
brown
Type Locality: 
Vishnevye Mts (Vishnyovye; Cherry), Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...