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Baryte Siderite & Galena

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MGR926418

Baryte Siderite & Galena

Classic Locality

Description Tabs

Description
Locality: 
Turt Mine, Negrești-Oas, Satu Mare County, Romania
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.9 × 5.2 × 5 cm
Description

Three spherical aggregates of lustrous, trasnparent baryte crystals set on galena, which is covered with tiny crystals of siderite. A very eye-catching assemble in fine quality - a very aesthetic piece, which is even better in person.

Mineral Data
What's on the rock

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey