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Sphalerite & Galena

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BMM1020084

Sphalerite & Galena

Description Tabs

Description
Locality: 
Plaka Mines, Plaka, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 5.5 × 3.3 cm
Description

A rarity from Lavrion: black metallic high-gloss sphalerite that has an amber translucency color and gray metallic matt galena cubes. The large galena kube reaches an edge length of 1.8 cm. This rarity from a classic locale comes from an old collection and was acquired in 1979. The old collection label is included.

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Galena

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