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Calculation of the Net Smelter Return (NSR) of a Mine
Simple Cases on the Basis of Prices Per Unit or Direct Concentrate Prices As a rule, a mine produces concentrates. In rare cases it mines rich ore which can be shipped directly. In some
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About Equivalent Grade
2013527;If we assume current USD metal prices are: Copper $8,400 per tonne ($84 per 1% of grade) Zinc $2,000 per tonne ($20 per 1% of grade) Gold $1,657 per ounce ($53 per
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How are the LME prices referenced in physical contracts | London
For copper, the LME Official Settlement price will be used throughout the industry pipeline in physical contracts in a number of ways. For example: The production stage – extraction of
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How are LME reference prices used in physical metals contracts?
For copper, the LME Official Settlement price will be used throughout the industry pipeline in physical contracts in a number of ways. For example: The production stage – extraction of
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Ore Reserve Calculations
ves on the basis of metal price fluctuations. In extreme cases, of course, this does happen when sharp price rises may bring material to determine the area of copper ore between the drill
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How are the LME prices referenced in physical contracts | London
For copper, the LME Official Settlement price will be used throughout the industry pipeline in physical contracts in a number of ways. For example: The production stage – extraction of
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Metallurgical Accounting Formulas
201398;A copper concentrator is milling 15,000 tons/day of a chalcopyrite ore assaying 1.15% copper. The concentrate and tailings produced average 32.7% and 0.18% copper,
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how to calculate copper ore prices
2013429;How do you calculate the price of copper ore from set Price /Quality: LME based as in the contract.…
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The use and abuse of metal equivalents
Metal equivalents provide a useful and concise indication of the value of mineralisation that contains more than one valuable metal or mineral. They provide a single number that reflects
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Break Even Analysis – How to Calculate the Cut-Off Grade
For conducting a mining project’s break even analysis, you first need to know about the operational expenses (OPEX).When the OPEX is known, you can calculate the mineral’s cut
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MINERAL PRODUCT PRICING STUDY
process is usually able to recover 85 to 95 percent of the copper in the ore. The dried concentrate contains approximately 20 -30 percent copper by mass, 30 per cent iron, 30 per cent sulphur,
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The use and abuse of metal equivalents
Metal equivalents provide a useful and concise indication of the value of mineralisation that contains more than one valuable metal or mineral. They provide a single number that reflects
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CuEq Metal Equivalent Calculator for Mining Results
2013625;Silver equivalent (AgEq) may be used in a silver mine with lead and zinc or other base metal credits. A nickel deposit may have PGE, gold or other minor constituents. Use this
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CuEq Metal Equivalent Calculator for Mining Results
2013625;Silver equivalent (AgEq) may be used in a silver mine with lead and zinc or other base metal credits. A nickel deposit may have PGE, gold or other minor constituents. Use this simple metal equivalents calculator to
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Common & Basic Formulas for Mineral Processing Calculations
2016321;where R represents the ratio: % Pb in crude ore/% Cu in crude ore Formula (32) is very convenient for milling calculations on ores of this type. Example: An ore contains 5%
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Metal Value per Tonne
The metal value provides an idea of the potential profitability of a mineral project. By calculating the metal value and then deducting the estimated mining costs, you gain insight into the viability of bringing this mineral project into production
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Common & Basic Formulas for Mineral Processing
2016321;where R represents the ratio: % Pb in crude ore/% Cu in crude ore Formula (32) is very convenient for milling calculations on ores of this type. Example: An ore contains 5% lead and 1% copper. The ratio of perfect
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Equivalent Grade Calculator
With polymetallic deposits, it can be difficult to appreciate the contribution each metal makes to the value of an orebody. Each has their own grade, price and metallurgical recovery, which
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Learning Goals: -What is an ore deposit?
which will help you to decide where to drill. Copper grade is the concentration of copper in the ore rock. To calculate the grade of copper for the sample, geologists use the equation: (amount of
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How To Calculate Copper Ore Price
1 cubic foot of Copper ore weighs 141.39933 pounds [lbs] Copper ore weighs 2.265 gram per cubic centimeter or 2 265 kilogram per cubic meter, i.e. density of copper ore is equal to 2 265
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how to calculate copper ore price
How do you calculate the price of copper ore from set Price /Quality: LME based as in the contract.…
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CuEq Metal Equivalent Calculator for Mining Results
2013625;Silver equivalent (AgEq) may be used in a silver mine with lead and zinc or other base metal credits. A nickel deposit may have PGE, gold or other minor constituents. Use this
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Equivalency Cheat Sheet: Gold, Silver, Copper, and More…
At current metals prices (the quoted price of gold is 80.7 times that of silver), this could be reported as 10 meters of 6.0 g/t AuEq. This is similar to what the oil and gas folks do
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