cost control of mining ore in bahamas

Mining Cost Service is the industry standard reference for Mining Cost Estimation This system places cost estimating data at your fingertips with conveniently indexed information to make your cost estimates faster easier and more credible Monthly updates assure that you are working with the most current cost

Mining CostOS today offers a unique solution to the Mining Sector Some of the mining areas where our clients have implemented CostOS today include Precious Metals Base Metals Concentrators Hydrometallurgy Iron Ore Uranium Rare Earths Coal and a wide range of other commodities

Mine cost estimation may be done at many levels At first it may be a simple “back of the envelope” estimation using similar operations to benchmark against Later it may be decided to use an existing mine that the company owns and factor and compare costs against them

Teck’s Red Dog surface zinc mine adds US65 million annually through blast monitoring Centerra Gold’s Mount Milligan open cast copper mine recovered over US600000 of ore in one blast Anaconda Mining’s Pine Cove gold mine reduced dilution from 20 to less than 5 and generated a 15 increase in recovered tonnes valued at US1530k

Jun 24 2015 · Whereas the cost of over mined tons of ore is reduced for when the extraction rate is Drebenstedt C A System Dynamics Model Of Mining Costs Estimation Conference Paper of

Mining Cost Service continues to be a useful reference on a wide range of topics for early stage mine planning through to ‘fill the gaps’ on more detailed studies Mining Cost Service provides an independent source for information on equipment quantities and cost for a significant number of mining methods and range of production rates

Apply orewaste separation techniques such as resue mining splittimed blasting handsorting belt sorter heavy media separation dense media separation particle size separation etc Limit the unsupported stope wall exposures by applying additional ground support between levels eg cablebolts from strike drives inor out of the ore etc

Haul ore and waste Process Issues can add 10 to 25 to downstream costs through • Damage to fleet ore body mine plan • Inefficient processing • Waste of explosive • Rework There needs to be sufficient stock of broken ground to • Deliver preferred material blend to

labor cost per effective working hour in underground mines is much higher than on the surface Underground mines also require additional energy and expenditure for ventilation air conditioning if required transportation to the surface pumping and lighting Surface mining is generally considered to provide better recovery grade control

21 Exploration cost 3 211 Air 3 212 Ground 3 213 Geophysics 3 214 Geochemical prospecting 4 215 Borehole logging 4 22 Drilling and excavation cost 4 23 Surface vs underground mining costs 5 231 Mining method costs 6 24 Budgeting and cost control 8