# stripping ratio calculation in mining

Stripping ratio - WikipediaIn mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of.stripping ratio calculation in mining,1 4 Stripping Ratio | Ratio | Surface Mining - ScribdAfter going through this lecture you will be able to 1. list and define stripping ratios (K, C) 2lculate various stripping ratios for given .

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Surface Mining - ResearchGateFeb 2, 2016 . but for no stripping is the breakeven mining cutoff grade. ❑ A second ... ➢If the calculated stripping ratio is greater, the pit limit is contracted.stripping ratio calculation in mining,stripping ratio calculation in mining,Stripping Ratios, Pit Limits & Cutoff Grade Optimization .In strip coal mining operations, the following are sometimes seen: .. Break-even stripping ratio Typical Calculation Process • Find Costs, Ore Grades,.

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### Surface Strip Coal Mining Handbook - sacea

Apply, calculate or predict. ▫ Basic production cost, profitability and limiting stripping ratio and BESR. ▫ Stripping ratios and unit profits from selected mining.

### Stripping ratio - Wikipedia

In mining, stripping ratio or strip ratio refers to the ratio of the volume of overburden (or waste material) required to be handled in order to extract some tonnage of.

### Stripping Ratios: What are They and Why are They Important? | INN

Apr 9, 2018 . As a result, mining companies calculate strip ratios for open-pit projects well before they enter development and production, and seek out.

### 1 4 Stripping Ratio | Ratio | Surface Mining - Scribd

After going through this lecture you will be able to 1. list and define stripping ratios (K, C) 2lculate various stripping ratios for given .

### Lecture 4 Calculating Stripping Ratios for Area Strip Mines | Coal .

Stripping Ratio as a Fundamental • Ability to surface mine depends on the value . The Coal Area Strip Mine Formula • Strip Ratio = OB Thickness (in ft) * 11.11/.

### Surface Mining - ResearchGate

Feb 2, 2016 . but for no stripping is the breakeven mining cutoff grade. ❑ A second ... ➢If the calculated stripping ratio is greater, the pit limit is contracted.

### Surface Strip Coal Mining Handbook - sacea

Apply, calculate or predict. ▫ Basic production cost, profitability and limiting stripping ratio and BESR. ▫ Stripping ratios and unit profits from selected mining.

### What is STRIPPING RATIO? What does STRIPPING RATIO mean .

Aug 24, 2017 . What is STRIP MINING? What does STRIP MINING mean? STRIP MINING meaning, definition & explanation - Duration: 1:34. The Audiopedia.

### Economic Surface Mining of Multiple Seams - SAIMM

cost calculations and the determination of tho di~countc:d cash !low retl.1rn on investment. INTRODUCTION . mUltiple-sewn strip-mining industry seems as favorable as .. 'Stripping ratio' as used here in reference to coal mining is de£ned as.

### Easy profit maximization method for open-pit mining - ScienceDirect

A methodology applicable at any phase of a surface mining project for evaluating .. In the same way, the maximum allowable stripping ratio is given by .. Substituting these variables in the profit function formula, a direct relationship between.

### Details of the Open pit Mine Model.

Jul 25, 1977 . calculations that make up the portion of this preliminary report identified as ... 2) Stripping ratio is defined as the tons of overburden and waste.

### Carlson Software - Surface Mining

Carlson Surface Mining For complex surface mining design and techniques with . Get accurate calculations of overburden, ore quantities, strip ratios, rehandle,.

### Cost Models of Theoretical Mining Operations | CostMine

Mine Type: Surface Mine. Stripping Ratio: 1:1. Ore Production: 5,000 tonnes per day. Waste Production: 5,000 tonnes per day. Haul Distance - Ore, meters.

### Energy resources: Coal: 2.5 Surface mining - OpenLearn - Open .

By counting the squares in the overburden, and by assuming a maximum stripping ratio of 20:1, determine whether it would be economic to strip mine the coal.

### IFRS Developments for Mining & Metals: Accounting for waste . - EY

accounting for waste removal costs - IFRIC Interpretation 20 – Stripping Costs in the. Production .. differs from the life-of-mine average strip ratio approach, which is . The production measure is to be calculated for an identified component of.

### Full Text PDF - Science and Education Publishing

1CAMCE Mining and Tunneling, Lougheed Hwy, Burnaby, Canada . stripping ratio, representing the fundamental nature of resource and economic . The overall ore grade at benches is calculated according to operating cost model provided,.

### mining sector glossary - The Resource Investor

The average stripping ratio is calculated as a ratio of the tons of material . of gold produced basis as the mining rate is above the life-of-mine stripping ratio.

### MINERAL RESERVES & RESOURCES | Boa Esperanҫa | Ero .

Mineral Reserves included within stated Mineral Resources. Open pit reserves . The strip ratio was calculated to be 1.93 (waste to ore). Reserves are based on.

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Give an example calculation which shows the size and number .. 3.b) How have mine productivity, maintenance of stripping ratios, grade control and other.