- Krutovite (type locality) with Stephanite
- Miniature, 6.0 x 5.5 x 4.0 cm
- Svornost mine, Jachymov, Jachymov district, Krusne Hory Mts., Karlovy Vary Region, Bohemia, Czech Republic
- Ex. Josef Vajdak
Pale gray, metallic krutovite to 0.1 mm closely intergrown with proustite, stephanite, polybasite, pyrite and siderite. Secondary minerals include annabergite, symplesite, parasymplesite, and dickite as determined by Warranty Lab Analysis (included). Josef Vajdak collection and label. Must be viewed under a microscope to appreciate.