Wolframite / Hubnerite (manganese iron tungstate) on Jacare Quartz matrix (Brazil)

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Size: 3449px × 2848px
Photo credit: © PjrRocks / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: black, crystal, crystals, geology, hubnerite, huebnerite, iron, jacare, manganese, mineral, minerals, quartz, rock, sample, small, tungstate, tungsten, white, wolframite