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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Sajan sarthak
Dear question is incomplete. Wt percentage means how much weight in 100 percentage. suppose a Rock is taken having weight 100 gm and olivine in that rock is 25 gm Quartz is 65 gram and PLAGIOCLASE is 10 gm then there will be 25 wt% olivine,quartz 65wt% and plg 10 wt%