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#native bismuth
#quartz
#native bismuth and quartz
#mineral
#economic geology
#crystal
#euhedral
#minerals
#fossils
#geology
#mineralogy
#nature
#science
#natural beauty
#native bismuth
#quartz
#native bismuth and quartz
#mineral
#economic geology
#crystal
#euhedral
#minerals
#fossils
#geology
#mineralogy
#nature
#science
#natural beauty
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