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Kettnerite

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GFM1027778

Kettnerite

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Description Tabs

Description
Locality: 
Gottes Geschick Vereinigt Feld Mine, Graul, Langenberg, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.5 × 2 cm
Description

Pale yellow crystal aggregates of 1 cm of tabular microcrystals of the rare Calcium-Bismuth-Carbonate, together with light green fibrously Mixite on cavities in Quartz matrix. Old newly examined samples from the 1960s.

Mineral Data
What's on the rock

Kettnerite

Formula: 
CaBiCO3OF
Strunz: 
5.BE.30
Hardness: 
0.0
Type Locality: 
Barbora adit, Knöttel area (Knötel; Knödel; Knödlberg), Krupka (Graupen), Krušné Hory Mts (Erzgebirge), Ústí Region, Bohemia (Böhmen; Boehmen), Czech Republic