Which of the following is a sulphide ore of copper?
Azurite
Copper glance
Cuprite
Malachite
Copper Glance ( Cu2S) is a sulphide ore of copper. Rest are oxide ores of copper.
From the given set of minerals, the number of ores of copper is/are ___ Chalcocite, pyrargyrite, cuprite, carnallite, covellite, sphalerite, azurite, malachite, cryolite