copper ore subgroup of ore, 11 assertions
CapableOf 3
use today's compact min… 0.37
transported to primary … 0.30
produce copper metal 0.25
HasA 2
just over 1% copper 0.55
small percentage of cop… 0.50
IsA 1
ore 0.37
ReceivesAction 5
crushed 0.68
extracted 0.60
produced in australia 0.30
dug 0.30
found throughout the wo… 0.25