Pyromorphite,lead chlorophosphate,is a common mineral in the secondary (weathered) zone around lead deposits. It displays a variety of morphologies,but often forms clusters of green or brown hexagonal barrel-shaped crystals that are extremely distinctive and admired by collectors. There are many localities for the mineral,but among them Bad Ems,Germany is prominent for its exquisite crystal groups | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Arem, Joel |
Taille de l’image : | 3855 px × 2553 px |
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