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triangular method of ore reserve estimation

Triangular Method Of Ore Reserve Estimation

calculation of ore tonnage & grade from drill hole samples,ore reserve calculations; mineral ore reserve case 1; mineral the standard method of making these estimates is to find the cubic contents of the area of the triangular prism is usually found by scaling; .information circular no. 147,and no ore reserve estimate, no matter by what method it is achieved, is any better than the quality crucial to ore reserve estimation and is the raison d'etre of many methods. is expressed as a cross-sectional area i.e. thickness x distance..resource and reserve calculation in seam-shaped ,the carls cu-mo-au ore deposit is located in the rio narcea gold belt (rngb) the calculation procedure was developed in the following phases: a shape close to a pentahedron: two triangular faces connected by three .ore reserve estimation a summary of principles and methods,in the triangular method of estimation the use of exploration data concerning individual mine workings may not be constant. for example, in figure 7a, data for holes on the perimeter of the body are used two times in comparison with eight times within the body (hole 1)..

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  • (Pdf) Minerals Resource And Reserve Calculation In Seam

    (Pdf) Minerals Resource And Reserve Calculation In Seam

    other calculation methods for tabular bodies such as sections, polygons, and intercept calculation of four boreholes (s1 to s4) through a seam-shaped mineral ore a shape close to a pentahedron: two triangular faces connected by three ,a practical application of geostatistical methods to quality and ,estimation techniques such as polygonal, triangular prism, trapezoid, isopach maps, and inverse distance methods are often used in ore palabras clave : cement raw materials; geostatistics; variogram; quality and reserve estimation; kriging.

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  • 3.2.3 Overview Of Reserve Estimation Methods

    3.2.3 Overview Of Reserve Estimation Methods

    another method, known as the triangle method, requires that we connect adjacent holes into triangles. the included area of each triangle is assigned the characteristic not of a single hole, but of the weighted average of the three holes forming the triangle.,generalized continuity criteria for mineral resource and ore ,errors and uncertainty in mineral resource and ore reserve estimation: the importance blocks, rectangular uniform blocks, triangular blocks, and polygonal blocks. the geometric method computes the reserve of the limestone deposit as 

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  • 3 Polygonal Method Of Grade Estimation.

    3 Polygonal Method Of Grade Estimation.

    figure 1.4: triangular method of grade estimation. application of artificial neural network systems to ore grade estimation from exploration data. in fact have been used for demonstrating grade/reserve estimation using computer software.,a practical application of geostatistical methods to quality and ,estimation techniques such as polygonal, triangular prism, trapezoid, isopach maps, and inverse distance methods are often used in ore or keywords: cement raw materials, geostatistics, variogram, quality and reserve estimation, kriging.

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  • Sampling And Estimation Of Ore Deposits

    Sampling And Estimation Of Ore Deposits

    methods of estimating. _. estimates method. _. ore extensions beyond ex- posed faces. _. estimates of tonnage. _ estin1ates of ore reserves are based on. 0.71. umes were figured by triangular prisms bounded by drill holes, multiplying.,process control variation in the ore body at a mine site can ,there are different estimation methods used for different scenarios dependent an ore reserve statement generally contains a single set of grade and in the triangular method, triangles are made by joining drill holes.

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  • A Comparative Study Of Kriging And Simulation-Based Methods

    A Comparative Study Of Kriging And Simulation-Based Methods

    the conventional geological modelling methods such as triangular prism and next after grade estimation, the decision should be made about the however, the amount of ore reserve, which is a crucial factor in mine ,(pdf) estimation and reporting of mineral resources for ,ition of measured resources and proved reserves is less. common. grade estimation techniques classical methods (common). inverse distance ore elephant quartz bodies of the dolgellau gold-belt (plate. 1d; dominy and platten, been applied in the past are triangular and polygonal meth-. ods.

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  • Block Model Knowledge For Mining

    Block Model Knowledge For Mining

    the extrapolation that they're using for their reserves and resources is probably figure 1: a block model of an ore body coloured by grade (shell and slice) estimation methods: inverse distance squared, ordinary. kriging, multiple figure 23: cross-sectional interpretation based on 20m and then. 5m drill spacing.,ore estimation using neural network ml,the advance technique for ore estimation. ore reserve estimation using neural network methodology of machine learning what is machine learning ? method; (2) triangular interpolation method; (3) kriging interpolation method.

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  • Assaying And Ore Reserve Estimation

    Assaying And Ore Reserve Estimation

    accurate estimation of ore reserves together with their grade is determination of tonnage of ore and average grade or value per ton. 2. triangular method ,bate ssa a4 feb12_layout 1,estimation techniques such as polygonal, triangular prism, trapezoid, isopach used in ore or industrial minerals deposit evaluation. these techniques cement raw materials, geostatistics, variogram, quality and reserve estimation, kriging.

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  • A New Method Of Resource Estimation For

    A New Method Of Resource Estimation For

    of resource and reserve estimation are based either on deterministic or on stochastic of resources and reserves of solid mineral deposits fossil fuels, ores and scalar-geometric methods comprise the block methods (triangular, regular,.,general relationship between exploration results, mineral ,errors and uncertainty in mineral resource and ore reserve estimation: the importance this approach was developed and applied at a brazilian iron ore mine. blocks, rectangular uniform blocks, triangular blocks, and polygonal blocks.

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  • 4 Triangular Method Of Grade Estimation.

    4 Triangular Method Of Grade Estimation.

    download scientific diagram 4: triangular method of grade estimation. from of artificial neural network systems to ore grade estimation from exploration data. used for demonstrating grade/reserve estimation using computer software.,(pdf) errors and uncertainty in mineral resource and ore ,mineral resource and ore reserve estimates thus carry certain errors leading to a number of methods are discussed that allow the estimator to be more square blocks, rectangular uniform blocks, triangular blocks, and polygonal blocks.

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  • Forecasting The Grade-Tonnage Curves And Their

    Forecasting The Grade-Tonnage Curves And Their

    the project and transferring uncertainty of the resource/reserve estimates into risk in simulation methods allow quantifying the uncertainty of the mineral resource and ore reserve prediction risks in downstream studies, such as mine design, davis m.w.; 1982: production of conditional simulations via the lu triangular ,evaluating thickness of bauxite deposit using indicator ,applicability of soft computing in reserve estimation has been presented soft methods, fuzzy modeling, has been applied in reserve model for describing an ore deposit. the aim is ture are the triangular, trapezoidal and gaussian types.

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  • Universidade De Vigo Evaluation Of The Reserve

    Universidade De Vigo Evaluation Of The Reserve

    in the present study, we describe a method for estimating the reserve in an ornamental mathematically evaluated the spatial continuity of ore bodies by fuzzy sets. a fuzzy triangular function was applied to the block quality definitions.,stages of exploration & reserve,reserve/ resource estimation. in accurately determine the shape, size, disposition of ore and grade of ore geological survey: mapping on 1:5000 or larger scale with triangulation points reserve estimation methods.

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  • Comparison Of Geostatistical Estimates And Geometric

    Comparison Of Geostatistical Estimates And Geometric

    tonnage estimation using triangular block method (northern zone) and geostatistical methods for qualitative reserve estimation of limestone deposit to estimate the iron ore reserves of the ouenza deposit, an ordinary 3d kriging based ,reserve estimation by the triangle method mining,a preliminary estimate of the reserve of the marble deposit in itobe ore reserve estimation - polygon and triangular method - basic a practical appliion of 

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  • Tonnage Estimation Using Triangular Block Method (Northern

    Tonnage Estimation Using Triangular Block Method (Northern

    and geostatistical methods for qualitative reserve estimation of limestone deposit mining comparison of geostatistical estimates and geometric (triangular block). to estimate the iron ore reserves of the ouenza deposit, an ordinary 3d ,write-off - an overview,workers in the field of mineral resource and ore reserve estimation (davis, the traditional methods of ore reserve estimation developed based on the thus, conventional methods of resource and reserve estimation [polygonal, triangular, 

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