Compreignacite, Gypsum
Giftkies adit, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
Sony Alpha 7R ii, bellows, Mitutoyo 20x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Orange compreignacite laths, analysed, with colourless gypsum crystals. Collection and photo: Stephan Wolfsried.
© Stephan Wolfsried 4/2018