Vug
Porphyry quarries, Quenast, Rebecq, Walloon Brabant, Wallonia, Belgium
Large vug (1,5 x 1 m) in porphyry containing Epidote, Apatite, Actinolite, Quartz, Calcite, Albite (var. Oligoclase) Chlorite, Marcasite, Pyrite, Bornite, Chalcopyrite.
© Harjo Neutkens