Wolf, Ron2025-02-242025-02-24https://hdl.handle.net/11124/179431Photographed by Ron Wolf.Dark green botryoidal clusters of small conichalcite crystals with glassy blades of white calcite.born digitaldigital photographsCopyright Ron Wolf.In copyright - non-commercial use permitted: http://rightsstatements.org/vocab/InC-NC/1.0/mineral and rock specimensMinerals -- Mexico -- Durango (State)Conichalcite crystalsCalcite -- Mexico -- Durango (State)Ojuela Mine (Mexico)Image