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Heulandite

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MSD1041024

Heulandite

Description Tabs

Description
Locality: 
Dumbarton Muir, Scotland, United Kingdom
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.4 × 4.7 × 4 cm
Weight: 
110.00gr
Description

Orange-red heulandite from Scotland. The specimen comes with a relatively old label from the Krantz company, Bonn

The stated weight includes the acrylic base, the dimensions refer to the mineral alone.

Mineral Data
What's on the rock

Heulandite

Synonym Of: 

Heulandite-Ba

Formula: 
(Ba,Ca,K,Na,Sr)5Al9Si27O72·22H2O
Strunz: 
9.GE.05
Hardness: 
3.5

Heulandite-Ca

Formula: 
(Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.5 - 4.0

Heulandite-K

Formula: 
(K,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Na

Formula: 
(Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5

Heulandite-Sr

Formula: 
(Sr,Na,Ca)2-3Al3(Al,Si)2Si13O36·12H2O
Strunz: 
9.GE.05
Hardness: 
3.0 - 3.5
Hardness: 
3 - 3.5
Colour: 
White
Streak: 
White

Current price

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35
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Start 28 Apr 18:00
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Shipping Information

Postage Area Price
Germany
7
Europe
10
North America
$12
Rest of World
$12

Bid History

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