Mining is traditional drill and blast method
with ore graded and stockpiled according to its mineralogical characteristics and grade.
Not exact matches
Since all of the near surface high -
grade deposits have been discovered, companies are now looking at more geologically challenging deposits, usually
with lower -
grade ore.
Andrew Forrest's worst nightmare is that he will one day relive his painful experience
with pioneering low -
grade nickel
ore processor Anaconda Nickel; so surely he must have suffered an «Anaconda moment» when the iron
ore price fell below $ US50 a tonne overnight.
In its day, the mine was one of the richest in the British Empire,
with about 500,000 tonnes of polymetallic
ore extracted annually from the Volcanogenic Massive Sulphide or «VMS» style deposit in the 1920s and 1930s at spectacular
grades of 23 % lead, 14 % zinc, 1 % copper and 540 g / t silver.
The company is looking to establish the continuity, dimensions and tenor of the high -
grade titanium - vanadium Barrambie
ore body
with its close spaced
grade control drill program.
Fortescue Metals Group has announced major changes to its leadership,
with a new chief executive taking the reins and its directors taking a hands - on role to support an updated strategy that focuses on producing more higher -
grade iron
ore.
Antofagasta CEO Ivan Arriagada said in a statement the company had expected to begin the year
with poorer
grades, but would move to higher quality
ores and improve output as the year went on.
Analysts speculated that Fortescue's weak export rate in October and November may be linked to the Chinese shutdowns and the middle kingdom's growing preference for iron
ore with higher
grades than Fortescue typically produces.
With Government determined to exploit the country's bauxite and iron ore deposits, with the Ghana Integrated Bauxite and Aluminum Development Authority set to spearhead this, President Akufo - Addo was delighted about the progress made in a novel technology being promoted by UMaT, which involves the use of plastic waste to upgrade bauxite ore to yield 90 % alumina, as against the present grade of 40 % to 4
With Government determined to exploit the country's bauxite and iron
ore deposits,
with the Ghana Integrated Bauxite and Aluminum Development Authority set to spearhead this, President Akufo - Addo was delighted about the progress made in a novel technology being promoted by UMaT, which involves the use of plastic waste to upgrade bauxite ore to yield 90 % alumina, as against the present grade of 40 % to 4
with the Ghana Integrated Bauxite and Aluminum Development Authority set to spearhead this, President Akufo - Addo was delighted about the progress made in a novel technology being promoted by UMaT, which involves the use of plastic waste to upgrade bauxite
ore to yield 90 % alumina, as against the present
grade of 40 % to 45 %.
Which is a good job, given the shortage of high -
grade uranium
ore, the huge unmanageable risks associated
with nuclear plants and nuclear proliferation, the large amounts of embedded carbon in uranium refining and processing (and other GHG emissions from the nuclear industry), and the insanity of developing a huge strategic fuel dependence on countries such as Russia.
Any one who thinks that he / she can jump onto the over-crowded real estate gravy train (which is really a jammed pork - ride on the way to the slaughterhouse)
with nothing to offer of substance (like real world experience in a related field)
with naught but a passing
grade on a few exams is a fool waiting to have his / her pockets picked by the
ORE dues structure.