Wolf, Ron2025-02-242025-02-24https://hdl.handle.net/11124/179480Photographed by Ron Wolf.Greasy-looking grey needles of vanadite.born digitaldigital photographsCopyright Ron Wolf.In copyright - non-commercial use permitted: http://rightsstatements.org/vocab/InC-NC/1.0/mineral and rock specimensvanaditeMinerals -- Mexico -- Chihuahua (State)Ahumada Mine (Mexico)Image