Ericaite
Holungen shaft, Bischofferode potash mine, Am Ohmberg, Eichsfeld District, Thuringia, Germany
A brown ericaite cube. Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo: Stephan Wolfsried
© Stephan Wolfsried 11/2018