Huken Quarry, Grorud, Oslo, Norway
A reticulated aggregate of Cuprite crystals from the Huken quarry, Grorud, Oslo, Norway. Field of view: 2 mm. Specimen and photo: Knut Eldjarn.
© Knut Eldjarn
White crystals of apophyllite and green crystals of epidote. Size of specimen: 7 x 2,5 cm Photo & collection: A. Michalsen
© Atle Michalsen
White to clear crystals of calcite. Field of view: 8 cm Photo & collection: A. Michalsen
An 8 x 7 cm specimen with crystals of epidote from Huken Quarry, Grorud, Oslo, Norway.
A large sample of chalcopyrite from Hukan Quarry which intersected old mine adits at Grorud, Oslo, Norway.