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Siderite & Marmatite

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TPX536773

Siderite & Marmatite

Classic Locality

Description Tabs

Description
Locality: 
San Valentín Quarry, Sancti Spiritu, La Unión, Murcia, Spain
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 4 × 4.2 cm
Weight: 
82.00gr
Description

Very nice sample of lenticular siderite crystals with marmatite and minor galena over matrix.

Very aesthetic piece, better in person than the pictures.

Mineral Data
What's on the rock

Siderite

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

Marmatite

Variety Of: 

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Hardness: 
3.5 - 4.0
Formula: 
(Zn,Fe)S
Hardness: 
0.0
Colour: 
Black

Seller Information

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