Haidingerite, brassite, pharmacolite

White spheres of the rare mineral haidingerite up to 1 mm in size are surrounded by clusters of transparent pharmacolite with needle length over 0.5 centimeters and white psoudomorphs of brasite after rösslerite up to 1 cm in size. The specimen is trimmed on three sides. A representative sample of Jáchymov arsenates.