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Showing: 1 to 10 of 556 matches for "techniques in block modelling and grade control"  Page   1   2   3   4   5   6   7   8   9  next TITLE Practical Application of Geological Modelling Techniques to Gold Orebody Evaluation and Mine Planning  SUMMARY ... Z- grid, wire frame ad XYZ grid modelling are all 3D block modelling techniques using both domain control and ellipsoid grade searching techniques. ... AUTHOR Duke J H PUBLISHED 1989 TITLE Pre-Ore Modelling: Resource Estimation on a Minimun of Exploration Evidence.  SUMMARY ... "Geological Modelling Techniques in Mine ... The most versatile modelling, however, is the use of 3D ... Grades are estimated for each block using some interpolation ... PUBLISHED 1990 TITLE Ore Block Optimization For Grade Control Based On Conditional Simulation  SUMMARY ... the applicability of 3D grade control modelling techniques through: • more ... grade of any ore block that is dug ... using three-dimensional • modelling (Shaw and ... AUTHOR Khosrowshahi, S. PUBLISHED 1999 TITLE Geological Modelling Techniques in Mine Planning  SUMMARY ... 6. GEOLOGICALLY CONTROLLED GRADE MODELLING ... the grade estimation within the block model, a block model of ... techniques (see Figure 2) are used to ensure that the ... PUBLISHED 1987 TITLE Optimising Grade Control Procedures in Large and Small Open Pit Mines  SUMMARY ... will significantly enhance the applicability of these techniques. ... delineating the mineable ore block boundaries. ... Interactive 3D graphics modelling of geological ... AUTHOR Khosrowshahi PUBLISHED 1992 TITLE Geological Controls on Ore Reserve Computation of Gold Deposits  SUMMARY ... most large and variable grade deposits, the ... choice of many different block shapes and ... Most importantly, however, geological modelling techniques provide the ... AUTHOR Duke, John H. PUBLISHED 1987 TITLE Real Time Grade Control In Mine-Planning & Production ? Introduction  SUMMARY ... grades into a block model; real-time grade confrol in fhe ... of an irregular volume, in contrast to block modelling which is analogous to raster techniques. ... AUTHOR Houlding, Simon W. PUBLISHED 1992 TITLE Computerised Design of Underground Mines  SUMMARY ... of channel sampling), so all the techniques developed over ... It provides direct geostatistical grade estimation of ... away with the need for block modelling ie for ... PUBLISHED 1992 TITLE Geostatistical Parametrisation for Grade Control of Stratiform Banded Iron Formation in 'Singhbhum - Keonjhar - Bonai' Belt of India  SUMMARY ... which involved the following techniques: • Block Modelling; • Mineral Block Inventory; • Estimation of ... and • Generation of Grade-Tonnage curve ... AUTHOR Sen A K ; Sarkar B C PUBLISHED 1995 TITLE Practical Solutions to Some Grade Control Problems and Why They Work: A Few Case Studies  SUMMARY ... importance of applying management techniques to grade ... Solution The use of block modelling with unconstrained ... Grade modelling was changed to utilise more geology ... PUBLISHED 1993 Showing: 1 to 10 of 556 matches for "techniques in block modelling and grade control"  Page   1   2   3   4   5   6   7   8   9  next Search Again