Ardaite
Gruvåsen mines, Persberg ore district, Filipstad, Värmland County, Sweden
Sony Alpha 7R ii, bellows, Mitutoyo M Plan 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Silver metallic Ardaite patches in matrix. Collection and photo: Stephan Wolfsried
© Stephan Wolfsried 11/2016