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Chalcedony & Siderite

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TPX849706

Chalcedony & Siderite

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: 
6 × 5.7 × 3.5 cm
Weight: 
121.00gr
Description

Very beautiful geodsa of blue chalcedony and siderite on a matrix of greenalite and sphalerite. The greenalite is very typical of the so-called blue mantles in this deposit.

Mineral Data
What's on the rock

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey

Siderite

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

Seller Information

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