It can be inferred from the passage that which of the following is easiest to detect?A.A g
It can be inferred from the passage that which of the following is easiest to detect?
A.A gold-quartz vein system originating in magmatic fluids
B.A gold-quartz vein system originating in meamorphic fluids
C.A gold deposit that is mixed with granite
D.A gold deposit that has shed alluvial gold
E.A gold deposit that exhibits chemical halos