編號 101186815

編號 101186815

Watch a video of this specimen by following the Vimeo link below: https://vimeo.com/1122980761/a805668486
This is a very rare specimen of pyrolusite from Peyreblanque displaying botryoidal pyrolusite (1cm aggregate) on siderite pseudomorphosed to iron oxides.
Unique, very hard to come by piece of French mineralogy.
Ex coll. C. Labartette