Click on thumbnails for a larger image. Please be patient since some of these pages of thumbnail images take some time to load.
These mineral photos are copyrighted by their owners and may not be used without permission.
Comments: Polished section (PPL) showing bluish-gray, anhedral roquesite grains in violet-gray bornite, with blue covellite veinlets.
Location: Charrier, Allier, France.
Scale: Picture size 0.7 mm.
© Thomas Witzke