Wolf, Ron2025-02-242025-02-24https://hdl.handle.net/11124/179573Photographed by Ron Wolf.Small botryoidal shapes of grey native silver on white calcite, Cobalt district, Ontario, Canada.born digitaldigital photographsCopyright Ron Wolf.In copyright - non-commercial use permitted: http://rightsstatements.org/vocab/InC-NC/1.0/mineral and rock specimensMinerals -- OntarioSilver -- OntarioCalcite -- OntarioCobalt Mining District (Ontario)Provincial Mine (Ontario)Image