Copper is the combination of copper carbonate, sulfate, phosphate, oxide minerals, and secondary sulfide minerals and it is used for electrical purposes.
At Tilt Cove, Newfoundland, the Cape Copper Company smelted copper ore, with just the proper proportion of sulphur, iron and silica, successfully without any fuel, when once the initial charge had been fused with coke.
Argentiferots lead is chiefly prOduced in AlmerIa, which also produces most of the silver ore of other kinds except argentiferous copper ore, which is entirely obtained from Ciudad Real.
copper ore הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד