Financial reporting in the mining industry International ...

in the mining industry International Financial Reporting Standards 6th edition. International Financial Reporting Standards (IFRS) provide the basis for financial reporting to the capital markets in an increasing number of countries around the ... mineral resources continues.

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SOUTH AFRICA - MINING AND PETROLEUM ROYALTIES - …

SOUTH AFRICA - MINING AND PETROLEUM ROYALTIES - THE IMPOSITION AND CALCULATION By BETSIE STRYDOM (Director in the Tax Practice of the Corporate Department of BOWMAN GILFILLAN) The imposition of mineral and petroleum royalties ("mining royalties") in South Africa

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Mineral resource estimation - Wikipedia

A Mineral Reserve includes diluting materials and allowances for losses that may occur when the material is mined. Probable Mineral Reserve. A probable mineral reserve is the economically mineable part of an Indicated and, in some circumstances, a Measured Mineral Resource demonstrated by at least a Preliminary Feasibility Study.

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Mineral resource classification - Wikipedia

Mineral resource classification is the classification of mineral resources based on an increasing level of geological knowledge and confidence. Mineral deposits can be classified as: Mineral resources that are potentially valuable, and for which reasonable prospects exist for eventual economic extraction.

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CuEq Metal Equivalent Calculator for Mining Results ...

Jan 23, 2014· Metal equivalent calculations are often used to compare similar deposits with slightly different metal ratios: CuEq (copper equivalent) and AuEq (gold equivalent) are most common in copper porphyry deposits. Silver equivalent (AgEq) may be used in a …

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Geology, Resource & Reserve Estimation - RPA Inc.

Mineral Resources are classified into Measured, Indicated, and Inferred categories based upon the density of data and confidence level on the resource estimate. Mineral Reserves are classified into Proven and Probable categories based upon the corresponding resource category and economic mining …

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Mining Valuation Lesson: Cut-Off Grade Theory and Practice ...

Dec 04, 2011· Obviously when we mine the orebody, we would try and stay away from mining and certainly would not treat the 6 percent of tonnage below the cut-off grade. That means, for reserve reporting purposes (see It's Not that Simple: Mining 101), we have reduced the size of our economic ore down to 94% of our original tonnage. While we have reduced ...

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ECONOMIC ASSESSMENT AND MINE PRODUCTION …

Because all mining operations work with non-renewable resources, mining is considered an unsustainable industry, where eventually the extraction rate will exhaust the entire economic mineral reserves. This type of long-term investments is considered risky, but if analyzed from

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How To Calculate The Value Of A Guard & Reserve Retirement ...

Aug 16, 2016· How To Calculate A Reserve Retirement. I recently answered a couple of questions on calculating the amount of a Reserve retirement for both Final Pay and High Three pay systems. If you're eligible for a Guard – Reserve retirement, then let me repeat the questions & answers so that you can confirm your math.

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Calculation of Ore Tonnage & Grade from Drill hole Samples

Metallurgical ContentORE RESERVE CALCULATIONSMINERAL ORE RESERVE Case 1MINERAL ORE RESERVE Case 2MINERAL ORE RESERVE Case 3 The usual method of sampling mineral deposits is to drill holes and assay the sludge or core. Though the results thus obtained may not represent the true average value of the deposit, it is on these results that estimates of practically all …

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Mineral Reserves and Mineral Resources - SSR Mining

Mineral Reserves and Mineral Resources estimates are as at December 31, 2018. Metal prices utilized for Mineral Reserves estimates are $1,250 per ounce of gold, $18.00 per ounce of silver, $0.90 per pound of lead and $1.00 per pound of zinc. Metal prices utilized for Mineral Resources

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Depletion of Assets | Boundless Accounting

Natural reserves supplied by nature, such as ore deposits, mineral deposits, oil reserves, gas deposits, and timber stands, are natural resources or wasting assets. Natural resources represent inventories of raw materials that are consumed (exhausted) through extraction or removal from their natural setting (e.g. removing oil from the ground).

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Your reserves - Mineral Valuation

reserve is a mineral deposit that can be economically and legally mined at the time of the reserve determination. Proven (measured) reserves are "reserves for which (a) quantity is computed from dimensions re-vealed in outcrops,trenches,workings or drill holes; grade and/or quality are …

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Calculation and Management for Mining Loss and Dilution ...

utilization ratio of mineral resources; furthermore, they directly influence the economic benefit of the mining enterprises. Therefore, the calculation and management of mining loss rate and dilution rate have been being treated as the central work of mining industry over a long time and also is the technical subject for a lot of supervi-

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Resources & Reserves - Glencore

Resources and Mineral Reserves (SAMREC), the Canadian Institute of Mining, Metallurgy and Petroleum (CIM) Standards on Mineral Resources and Reserves (2014 edition) and the Petroleum Resources Management System (PRMS) for reporting oil and natural gas Reserves and Resources.

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Mineral Formulae Recalculation - SERC

Mar 11, 2019· Mineral Formulae Recalculation Exercise--This problem set uses the above spreadsheets to recalculate mineral formulae, assign cation site occupancy, determine relative proportions of end members, introduces important varieties of the rock forming minerals, and requires students to look critically at the data and assumptions that are built into ...

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Mineral Resources and Reserves report - Assore

ASSORE MINERAL RESOURCES AND RESERVES REPORT 2014 PAGE 2 Mineral Resources and Reserves report continued The following Competent Persons were involved in the calculation of Mineral Resources and Reserves: M Burger Pr.Sci.Nat (SACNASP) Iron S van Niekerk Pr.Sci.Nat (SACNASP) Iron B Ruzive Pr.Sci.Nat (SACNASP) Manganese

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ESTIMATION OF MINERAL RESOURCES And MINERAL RESERVES

Nov 23, 2003· ESTIMATION OF MINERAL RESOURCES And MINERAL RESERVES BEST PRACTICE GUIDELINES Committee Members Paul Bankes - Teck Cominco Limited, Vancouver. Ralph Bullis - Echo Bay Mines Ltd., Edmonton. Neil Gow - Roscoe Postle Associates Inc., Toronto. Bernie Haystead - CIBC World Markets, Toronto.

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Interpreting Drill Results 101 - GoldSeek.com

When I completed the first version of the calculation, I discovered much to my surprise that the mental calculations were right on. It truly is an amazing hole. At the end of the article, I will describe the mathematics of how to calculate the mineral resource potential of a drill hole.

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calculation of reserves mining - greenrevolution.org.in

Calculation of Reserves and Deposit Evaluation | DMT & Co. KG. Calculation of Reserves and Deposit Evaluation The volume of the mineral deposits is determined on the basis of the 3-D models.Our customers include mining companies, suppliers to the mining industry, international development banks, government geological services, and so on.

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Here's how you value any gold project - MINING.COM

Jan 16, 2017· The mining industry is a fascinating space – not only for the fact that almost everything around us comes from mining but also because of the possibility of striking gold with penny stocks that ...

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Mining & Investing: Valuing a Company | Avoid Glasses ...

How do you value a mining company? How do you know whether a share price is a good buy and leaves you some room for value increase? There are two main ways to value a company. Both end up at similar places and with similar values, but come from different angles. They are often used separately.

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Ore Reserve Calculation - Mining Geology - YouTube

Jun 15, 2018· This is the one of method for calculation of reserve of ore .

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THE IMPORTANCE OF DILUTION FACTOR FOR OPEN PIT …

THE IMPORTANCE OF DILUTION FACTOR FOR OPEN PIT MINING PROJECTS* Anoush Ebrahimi, P. Eng., Ph.D. ... While we do our best to identify and calculate all the other cost items of a project, no matter how small, it ... dilution factor which is applied in reserve calculation. Estimating a reliable dilution factor can reduce the

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Classification of Mineral Resources and Reserves | Geology ...

Jun 25, 2013· The terminology used to define mineral assets is divided into 2 major groups: Resources and Reserves. Figure 1. Resources and Reserves: The relationships between the five groups of mineral asset reporting. Mineral Resources. A Resource is a concentration of a minerals that has a reasonable prospect of economic extraction.

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IFRS and the mining industry - IAS Plus

2. Mineral Resources and Property, Plant and Equipment (PP&E) Impairment aside, there are other topical issues relating to IFRS and PP&E. IAS 16 Property, Plant and Equipment places more emphasis than GAAP on a "component" approach to depreciation, under which costs are allocated to "significant parts" of an asset and each

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Mineral Deposit Value - How to Calculate the Potential ...

Mineral Deposit Value – How to Calculate the Potential Value of a Mining Project When the preliminary feasibility study of a mineral project has not been completed yet, but you do want to estimate the mineral deposit value, you can calculate the potential value of a mining project by the back-of-the-envelope calculation described in this article.

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Coal Terminology: Resource & Reserve

Coal Terminology: Resource & Reserve Last Modified: 25th September 2012 ... most estimates of the reserves to production ratio, a simple calculation of how long we could use coal at the current rate, ... For reference, strip mining is limited to extracting coal up to a few hundred feet and underground mining is currently limited to around 3500 ft.

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Coal Calculations | Mining | SGS

SGS global teams of chemists and experts use a range of coal analytical calculations and indexes to arrive at the calorific values, total hydrogen, Coke Reactivity Index (CRI) and Coke Strength after Reaction (CSR) of your coal sample.

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JORC : Mineral Resources and Ore Reserves

The Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves ('the JORC Code') is a professional code of practice that sets minimum standards for Public Reporting of minerals Exploration Results, Mineral Resources and Ore Reserves. The JORC Code provides a mandatory system for the classification of minerals ...

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