Description
Remarkable specimen of mottled galena, tetrahedrite and sphalerite (blende) crystals on chunky quartz, from the former Pranal mines at Pontgibaud in the Puy de Dôme department. Superb and rare Auvergne mineralogy.
Galena and tetrahedrite crystals from the former Pontgibaud mines, from the Victor Lasalle collection, shown in the video below:
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