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Why would it be profitable to reopen copper mines to mine ore that's just 0.5 percent copper?
A low grade copper mine might be re-opened if: 1) If copper prices go up. 2) It's a massive deposit, easily extracted, close to rail lines or shipping. 3) If it's found with something else, like silver or gold, that boosts the value. 4) During war, or major copper shortage. 5) If cheap new refining methods are discovered.
How much does it cost to mine bauxite?
it cost $347 to mine and for extra info 1400 watts of energy
How much does it cost to mine oil?
100
What is the cost of refining 1 oz of gold?
It cost $1,100.00 per troy ounce to mine, extract and refine one ounce of pure Gold. Walt
Why is silver mining costs 5.25 dollar per ounce and the market price 27 dollars?
Because the mining cost is not $5 an ounce. Silver is not profitable to mine by itself. It comes up as a secondary product of existing mines for other metals. To mine for silver alone would cost around $50-$100 an ounce. It is only ten times more plentiful than gold. Does it really make sense to you that gold would cost $500-$900 an ounce to mine and silver only $5? The reason we are running out is because all we get is table scraps from mines for other things.
Why aluminium cable cost less than copper cable?
copper cost more to mine then aluminum so aluminum will cost less then copper cable.
Why are copper mines operated on a large scale?
Usually the copper deposits are large, or located far beneath the topsoil. Thus, the most cost effective way to mine copper generally is in a large open pit mine.
How do you find iron in Minecraft?
Iron is commonly found in caves. You can also mine for it, but that is less efficient. Iron ore is a brownish copper color and you need at least a stone pickaxe to mine it.
What is the largest copper mine in the world?
The Escondida copper mine in the Atacama Desert in Chile is the Worlds largest copper mine.
What does Copper Cliff mine?
The Copper Cliff Mine, near Sudbury, Ontario, Canada, is a nickel mine.
What is the population of Mopani Copper Mine?
Mopani Copper Mine's population is 15,500.
What type of mine in Chili collapsed?
It is a gold/copper mine that collapsed in Chile.
What kind of mine was the Chile miners in?
a coal mineAnswer:The San José Mine near Copiapó, Chile is a copper and gold mine (primarily copper).
Why did people mine copper in the copper age?
Because copper is relatively easy to smelt.
Use mine in a sentence?
This mine is mine. Let's mine this lode!
What is made of copper?
Copper is an element - a natural, straight-from-the-mine metal.
Would it be profitable to reopen copper mines?
It would depend on the reserves that existed in the copper mine, and the market price of copper. If a determination is made that the copper could be extracted profitably, then the mine may be reopened.
