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Ferrierite-NH4

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GPM705166

Ferrierite-NH4

New Mineral type

Description Tabs

Description
Locality: 
Libous Quarry, Chomutov, Ústí nad Labem Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.1 × 4.6 × 3.2 cm
Description

Well developed white sprays of Ferrierite-NH4 crystals - the new mineral species, approved in 2018.

From its type locality - Libous quarry, Czech Republic.

A real rarity for collectors!

883

Mineral Data
What's on the rock

Ferrierite-NH4

Formula: 
(NH4,Mg0.5)5(Al5Si31O72)·22H2O
Crystal System: 
Orthorhombic
Type Locality: 
Libous quarry, Chomutov (Komotau), Ústí Region, Czech Republic

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