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Phillipsite

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NST613137

Phillipsite

Classic Locality

Description Tabs

Description
Locality: 
Roßberg Quarry, Roßdorf, Darmstadt-Dieburg, Darmstadt, Hesse, Hesse, Germany
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 8 × 7 cm
Largest Crystal: 
0.60cm
Description

Historic example of large phillipsite up to 6 mm inside a vug coated with blue to green clay minerals from the well known Rossberg basalt quarry that is known for zeolites at least since 1877. Nice display specimen and a very good example for the locality. Backside is formated by saw cutting.
 

Mineral Data
What's on the rock

Phillipsite

Synonym Of: 

Phillipsite-Ca

Formula: 
(Ca0.5,K,Na,Ba0.5)4-7[Al4-7Si12-9O32 . 12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0

Phillipsite-K

Formula: 
(K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0

Phillipsite-Na

Formula: 
(Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32]·12H2O
Strunz: 
9.GC.10
Hardness: 
4.0 - 5.0
Group Parent: 
Zeolite Group

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Shipping Information

Postage Area Price
germany < 2kg
5
international 500g-1kg
$12