Vein agate with abundant impregnations of pyrite
Agate in porphyry from Sudetes (Poland)
River smoky quartz from allivial deposit in Lower Silesia (Poland)
Sphere made of rodingite from Poland (Sudetes)
Sphere made of massive ore vein containing fluorite and amethyste from Poland (Sudetes)
Andalusite specimen from Sudetes (Poland)
Granite porphyry with green plagioclases, eratic rock, Poland
Rodochrosite in ore vein from Sudetes (Poland)
Pegmatite, found as eratic rock from Poland
Polished sphere made of quartz-sericite schist with decorative pattern from Sudetes (Poland)