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The Operation comprises an open-pit mine feeding ore to a conventionally milling and flotation operation which produces a copper and precious metals concentrate for export to custom smelters mainly in Asia. The concentrate contains approximately 23 per cent copper, 6 grams per tonne (g/t) gold and up .

Oct 05, 2012· Hi Dai Uy, because at $1781.30 per oz. of Gold @ 2.33 ozs. per Lb. of ore concentrate & approx. $636 per oz. of Pd per Lb. of ore concentrate spells $8,300,860 per ton of this type of ore for gold; approx. $839,520 per ton of this type of ore for Pd, plus the Pt 1/5 to 1/4 oz per Lb.

Feb 22, 2020· The report was shared with UP DGM for information and further necessary action," he said. Sridhar said that in its report after exploration in the district "the GSI has estimated a probable category resource of 52,806.25 tonnes of ore with 3.03 grams per tonne gold (average grade) for a strike length of 170m in Sub- Block-H, Son Pahadi of ...

GOLD: It is usually reported in grams per tonne (or g/t), although sometimes, in the US, it is in oz/ton. A gram of gold is worth about $25, so 2 grams or better would be viewed as high-grade for bulk tonnage mining. One hundred metres of good grade is again good criteria for thickness.

GOLD: It is usually reported in grams per tonne (or g/t), although sometimes, in the US, it is in oz/ton. A gram of gold is worth about $25, so 2 grams or better would be viewed as high-grade for ...

Aug 24, 2020· The ore grade decreased from 11.1 grams per tonne of gold last year to 7.7 grams per tonne in 2020 as the company mined through lower grade stopes and .

The Herbert Gold Project has an Indicated resource from 2019 of 606,500 ounces of gold at an average grade of 10.03 grams per tonne (g/t) and an Inferred resource of 251,700 ounces of gold at an ...

Consequently one tonne of ore generates a maximum 6 to 10 kilograms of copper. In the case of platinum the yield is much lower: 1 tonne of ore usually contains between 3 and 6 grams of platinum. Nonetheless it is still worthwhile mining because the platinum price is high. In 2013 the price per gram was around 35 Euros.

The first point to make is that there is no such thing as an "average mine", they are all unique, such is the nature of the natural world. Nonetheless, this I understand the general thrust of your question. There are two factors that need to be co...

Aug 25, 2020· It contains a total mineral resource of 21.2 million tonnes at 1.5 grams per tonne gold and 11.6g/t silver for 1.02 million ounces of contained gold and 7.95Moz contained silver. Outside the planned open pit there are an additional 388,000t at 3.45g/t gold and 21.6g/t silver, containing 43,000oz and 270,000oz respectively.

Aug 27, 2020· The Bellevue project boasts a 2.3-million-ounce resource at 10 grams per tonne of gold, including an indicated resource of 860,000 ounces at 11.6 grams per tonne of gold.

ASX-listed WA gold hopeful, Middle Island Resources, looks to have struck paydirt at one of its new satellite deposits at its historic Sandstone gold project in WA, returning bonanza RC drill hits from the Ridge prospect that appears to be shaping up as an open pit ore source in its own right. The best drill intersection from Ridge in the phase two RC and diamond campaign includes 4m going 99 ...

"The mineralised zone having an average grade of 3.03 grams per tonne of gold is tentative in nature and the total gold which can be extracted from the total resource of 52,806.25 tonnes of ore is ...

2 days ago· Its latest RC drilling program at Croydon, comprising 12 holes totalling about 3,000m, homed in on the Top Camp prospect where the initial discovery RC hole assayed an impressive 8m grading 10.2 grams per tonne gold. The most notable intercept in the follow-up round was 5m going 3.2 g/t gold from 132m, including 1m at 8.6 g/t from 133m.

The best drill intersection from Ridge in the phase two RC and diamond campaign includes 4m going 99.5 grams per tonne gold from 13m including 1m at a serious 390 g/t, or an eye-watering 12.5 ounces to the tonne gold, from just 14m down-hole.

Feb 07, 2020· Understanding Gold Grading . All precious metals are graded by the proportion of metal in the ore. Grams per tonne of milled ore, or g/t, is the most common metric used to represent the grade of ore.

For example, lets say that a mine was processing ore valued at 1 troy ounce of gold per ton. This would generally be considered a very high-grade ore, worth mining in most cases. Using this hypothetical value of 1 ozt./ton, each pound of ore would contain approximately 0.0005 ounces of gold. Now let's assume that gold is valued at $1500 per ...

The concentration level of gold in the area is about 3 grams per tonne of ore and the state is working with the Geological Survey of India to determine how much gold can be extracted from the ...

Dec 23, 2018· For every 2.5 grams per tonne (g/t) gold deposit, Mother Nature forms another 10 deposits around 1 g/t. Generally speaking, one gram per tonne works for open-pit mines, but underground gold mines ...

Jan 23, 2020· This represents 15.0 million tons of copper and 17.6 million ounces of gold, company data said. If approved, the mine is estimated to yield an average of 375,000 tons per annum of copper and 360,000 ounces per annum of gold in concentrate over the 17-year period of mining and ore .

Jul 14, 2020· Advanced multi-million ounce WA explorer Bardoc Gold (ASX:BDC) has returned a top assay result of 37m grading 6.21 grams per tonne (g/t) gold from a depth of 90m that includes a high-grade interval of 13m at 10.94g/t gold from 90m at the Aphrodite deposit, part .

In 2015, ore from the mine had an impressive density of 44.1 grams per tonne, putting it very high on the scale, and potentially the highest grade of gold currently being mined. In the same year, the Macassa mine in Kirkland Lake, Ontario came second, and far below with 22.2 grams per tonne.

Hi Dai Uy, because at $178130 per oz of Gold @ 233 ozs per Lb of ore concentrate & approx $636 per oz of Pd per Lb of ore concentrate spells $8,300,860 per ton of this type of ore for gold; approx $839,520 per ton of this type of ore for Pd, plus the Pt 1/5 to 1/4 oz per Lb

Gold processing - Gold processing - Mining and concentrating: The nature of the ore deposit determines the mining and mineral processing techniques applied. Oxide ore deposits are frequently of such low grade (e.g., 3 to 10 parts per million) that extensive mineral processing cannot economically be justified. In this case they are merely shattered by explosives and then piled into heaps for ...
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