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Nioboixiolite-(Fe3+) & Magnetite

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ZLT1153506

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Description
Locality: 
In den Dellen Quarries, Niedermendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 2.3 × 1 cm
Description

Prismatic, dark Nioboixiolite-(Fe3+) crystals on magnetite in a vug of a sanidinite. FOV 0.65 mm.

Mineral Data
What's on the rock

Nioboixiolite-(Fe3+)

Formula: 
(Nb0.5Fe3+0.5)O2
Strunz: 
4.DB.25
Crystal System: 
Orthorhombic
Hardness: 
5
Colour: 
Black
Streak: 
Black
Type Locality: 
In den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black

Current price

$

Starting price

$20
(reserve not met) (reserve met)

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Start 05 Jan 18:00
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Shipping Information

Postage Area Price
Germany Tracked : 5.5
5.50
EU Tracked Zone 1 € 9 Zone 2: €15
10.50
Europe non EU (GB, CH, NO) tracked 20 €
20
World CDN AU NZ Japan up to 2 kg Tracked : 28
28
USA up to 2 kg Tracked : 26
26

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Bid History

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