Description
Large cassiterite crystal, nearly 4 cm, complete and well-formed, resting on a fine quartz gangue.
Mineralogical specimen from the Penouta tin mines, Viana do Bolo, Ourense, Galicia region, Spain.
This specimen is from Philippe Glastre’s former collection.
Video of this cassiterite specimen from Penouta, Viana do Bolo, Ourense, Galicia, Spain:
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