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Flörkeite & Gismondine

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HCH639292

Flörkeite & Gismondine

Description Tabs

Description
Locality: 
Graulay Quarry, Hillesheim, Vulkaneifel, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 10 × 4 cm
Description

Small aggregates of Flörkeite up to 0.5 mm diameter are sitting on Gismondine.

Mineral Data
What's on the rock

Flörkeite

Formula: 
(K3Ca2Na)[Al8Si8O32]·12H2O
Strunz: 
9.GC.10
Hardness: 
0.0
Type Locality: 
Caspar quarry, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

Gismondine

Synonym Of: 

Gismondine-Ca

Formula: 
CaAl2Si2O8·4H2O
Strunz: 
9.GC.05
Hardness: 
0.0
Group Parent: 
Zeolite Group

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