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Show 7 , "nc- 'n oYc"cr c"_'l"_'tc::-te product:o -: : = \" c : :. :-: s c.:1:: r - j _ ::::. - - - - - - - : e genera' iTl,oc"el aild tJu t '11 - I _ au O!TIatlca y availeble for rhe mine roductio rrust be corolle 50 that ::: : tona;e and the grade meet the needs of the :::€ra:cr aa the production goals of ffiar.aseer.t. h :y;:::a2. way of ce Lc u Le t i nc reserves is to divide the mine :c a large nrrber of "reserve cubes" and use dr:ll hole c::say :r::orJ;,at:'on to c e l cu l a t e the estimated c r a de for each rezerve cube. There are two protleros with this method. :e 3cual excavat:'ons and rings that re to be :'ne do -- cc:respcnd very well to these reserve cubes since the :J=€S are lsid out in a regular pattern and the excavations ave irreclar shapes. Secondly, many ore eodies have !a:.rly definite boundaries. A much better estiate can be ::aied by considering only drill hole assays which are in :e se geologic domain as the point for hich the :aio is being calculated. Hoeve, when ore bodies - .. ::rreed a excavat:'ons des:'gned on paper, it is !ar co ch work to prepare the data needed by an ore :0e ;rograrr hich calculates reserves for atritrzrily S!=ed excavations using the ere body interpretation. ith an integrated modeling systerr, not only the :-_l c2e assay i:orrnation, but also the ere body ::e;e:ato and excavation design inforation are a part : : reserve calculation. Ev oro,"ic", h' _ _ v_ ':ng access O t:s |
