For it would open up the possibility of processing thorium heavy ores of those metals.
FORBES: An Odd Thought: Thorium Reactors Would Make Tantalum And Rare Earths Cheaper
For it is not economic to extract it, on its own, from the aluminium bearing ores.
FORBES: It's 2013: Let's Check Those New Scientist Claims About Running Out Of Terbium And Hafnium
The decline was primarily due to the mining of lower grade ores in the existing mines.
FORBES: Newmont Shines To $76 With Gold Price Going Parabolic
About 50 km away are the lead ores that indium was first produced from.
It talks of more cost-cutting, but not if it threatens long-term deep mining of rich ores.
These newer mines generally have a lower PGM content and different palladium-to-platinum ratio than the nickel-rich ores.
FORBES: USGS: Sources Of PGMs From South Africa, Russia Likely To Change
There are also serious technological challenges in exploring deeper, as well producing gold from low grade ores.
Oh, they would have opened up everything: the metal ores and minerals, the countless deposits of coal.
ECONOMIST: Russia does not exactly soar in its Asian backyard
The water was recovered from deeply buried sulphide ores containing zinc and copper.
More giant bulk carriers will lower the prices of ores delivered to China and stimulate trade growth, they say.
It may begin winding down because some combination of fuels, ores, building materials, soils, water, or food be- comes depleted.
It was first used as a large-scale process during World War II for the recovery of uranium from its ores.
FORBES: Peak Copper: Worldwatch Institute Gets It Wrong Again
However, this increase in expenses will be more than offset by higher realized prices of produced metal ores and metals.
There is no question about growing demand for these ores and the refined products for electronic devices of all sorts.
Metal ores and coal account for 40% of the country's export receipts.
It primarily explores for gold ores, mainly in Ontario, Newfoundland, and Labrador.
FORBES: How To Play S&P's Pessimissm On U.S. Outlook? Investment Guru At S&P Provides A Strategy
Coal mining accounts for 90% of sales at Joy's underground division and 33% at its surface-mining unit (copper and other ores account for the rest).
The capacity of mine containing cuprous sulfides and sulfides with disseminated PGMs is rising faster than mines deriving PGMs from nickel-rich sulfide ores, he said.
FORBES: USGS: Sources Of PGMs From South Africa, Russia Likely To Change
And not in ores that you have to dig up either.
FORBES: Why Rules of Thumb, Intuition, Gut Feelings, Work in Business Decisions
As a destination, the asteroids are tempting, in part, because the orbital rocks could contain valuable ores or serve as stepping stones in interplanetary travel, experts said.
The firm, which concentrates on trading oil, metals, ores and bulk commodities, may in the future consider floating Puma Energy, its rapidly expanding fuel station business.
FORBES: Riding Glencore Wave, Commodity Trader Claude Dauphin Becomes a Billionaire
The problem is that there was a previous plant there (processing material from the local tin ores) which left quite a bit of radioactive residue around the place.
Titan Resources, a firm based in Perth, Australia, believes it can manage to do both, without using any of the physical and chemical processes traditionally involved in purifying ores.
ECONOMIST: A cleaner and cheaper way of refining ore is to use bacteria
There are however few economically concentrated ores of the metals and their very similar chemical properties make the separation and isolation of individual REs in pure form difficult and expensive.
FORBES: Shortage Of Rare Earth Metals Exacerbated By Smuggling
The biggest gain will come from melding their rail operations, providing shorter routes to the sea from some mines and thus cheaper ways to achieve the blend of ores required by certain customers.
The method, which is said to have no discharge and no effluence, is considered cost-competitive with cyanide if the ore contains sulfites, Faucher said, but can be used with oxidized and mixed ores.
FORBES: Firm Uses Cyanide--Free Method To Leach Gold, Other Metals
Newmont also faced problems from the Indonesian government over increase in royalty payments, the obligation to process mineral ores in Indonesia, the use of local goods and services, divestment, contract extensions, and the size of mining areas.
For the reserves are the ores that we have drilled, tested, measured, weighed, baked a fluffy cake out of and know that we can mine with current technologies, at current prices, and still make a profit doing so.
FORBES: But Every Generation Does Indeed Exhaust Its Mineral Reserves
These negotiations are focused on six main issues: an increase in royalty payments, the obligation to process mineral ores in Indonesia, the use of local goods and services, divestment, contract extensions, and the size of mining areas.
FORBES: Newmont's Revised Production Forecast In Indonesia May Cause Labor Troubles
Many foreign firms, of course, are doing well in China, especially at the two extremes of the value chain: things like luxury goods, fibre-optic cable and big aeroplanes on the one hand, and oil, ores and recyclable waste on the other.
应用推荐