Greenockite, Prehnite, Calcite, Pumpellyite Subgroup
Andesite quarry, Kreimbach-Kaulbach, Lauterecken-Wolfstein, Kusel, Rhineland-Palatinate, Germany
A 6.8 x 5.0 x 4.1 cm matrix, this hosting two crystals of greenockite, extremely large and well formed for the species, measuring to 0.6 cm in size. One of the crystals is slightly chipped on one end, this not visible to my naked eye but only under magnification. Crystals of calcite and prehnite to 0.4 cm are scattered throughout. This is ...
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