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Heulandite-Sr Strontianite & Chalcopyrite

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SER1110932

Heulandite-Sr Strontianite & Chalcopyrite

ex Americo Urbinati collection
Type Locality

Description Tabs

Description
Locality: 
Campegli Mine, Castiglione Chiavarese, Genova Province, Liguria, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.1 × 3.8 × 1.8 cm
Description

several colourless heulandite-sr crystals from its type locality with some tufts of white strontianite and golden chalcopyrite crystals too

Mineral Data
What's on the rock

Heulandite-Sr

Formula: 
(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5
Streak: 
White
Type Locality: 
Campegli mine, Campegli, Castiglione Chiavarese, Genova Province, Liguria, Italy

Strontianite

Formula: 
SrCO3
Strunz: 
5.AB.15
Crystal System: 
Orthorhombic
Hardness: 
3.5
Streak: 
White
Type Locality: 
Strontian, North West Highlands (Argyllshire), Scotland, UK

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

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Start 14 Apr 18:00
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