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Ludwigite With Magnetite

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JZM889199

Ludwigite With Magnetite

Type Locality

Description Tabs

Description
Locality: 
Ocna de Fier, Banat Mountains, Caraş-Severin County, Romania
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 6 × 5 cm
Weight: 
448.00gr
Description

Radiating fibrous black ludwigite crystals with a fine silky luster in association with silver-grey masses of magnetite. Very rich specimen from the type locality.

Ex collection Dr. Siegmar Tyroff, Frankfurt, Germany (pre 1968).

Mineral Data
What's on the rock

Ludwigite

Formula: 
Mg2Fe3+(BO3)O2
Strunz: 
6.AB.30
Crystal System: 
Orthorhombic
Hardness: 
5.0
Type Locality: 
Ocna de Fier (Vaskö-Moraviţa; Vaskö-Moravicza; Eisenstein), Ocna de Fier-Dognecea District, Banat Mts, Caraş-Severin Co., Romania

Magnetite

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

Seller Information

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