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Heulandite-Sr

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CHA145322

Heulandite-Sr

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Description
Locality: 
Campegli Mine, Castiglione Chiavarese, Genova Province, Liguria, Italy
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.4 × 2.8 × 3.5 cm
Description

some perfect colourless crystals of the heulandite Sr
from the type locality

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

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