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Showing: 1 to 10 of 415 matches for "sample grade capping"  Page   1   2   3   4   5   6   7   8   9  next TITLE Grade Control Sampling Quality Assurance/Quality Control in a High-Grade Gold Mine û Gosowong, Indonesia  SUMMARY ... the mill reported grade. ROM sample grade capping or high-grade cutting was used to counter this bias. The histogram of samples ... AUTHOR K Yulia ; D Lesmana ; K Steamy PUBLISHED 2009 TITLE Field Parametric Geostatistics û Geostatistical Rigorous Solutions Dealing with Extreme Grades During Resource Estimation  SUMMARY ... mathematically empirical procedures commonly used, as trimming or capping arbitrarily very ... Examples: instantaneous velocity in m/sec, a sample grade in per cent ... AUTHOR M Armony ; J F C L Costa ; J C Koppe PUBLISHED 2011 TITLE Development Of A Leachable Copper Resource Model For In Situ Mine Expansion  SUMMARY ... zones are as follows: Gila conglomerate, leach capping, mineralized leach capping, oxide, chalcocite ... zero CNres grade. The average sample length is five feet. ... AUTHOR Carstensen, T. L. PUBLISHED 1997 TITLE 4. Case Study - Ore-Body Modeling at Sacaton Mine, Arizona - Introduction And Definition Of The Problem  SUMMARY ... capping overlies the chalcocite enriched zone ... fast and inex- pensive to run if the sample data is ... Marked improvement in short-term grade forecasting has resulted ... AUTHOR Barnes, Marvin PUBLISHED 1979 TITLE Ore Reserve Computation System Used For Michiquillay Mine In Peru And A Few Studies On The Output Results  SUMMARY ... is assumed to be an inclined plane connecting the three points of the bottom of the leached capping ... NO. of Block Sample Sample Block Grade Length Assay ... AUTHOR Nakamura, Kazuo ; Nakamura, Jin-ichi ; Aguilar, Oscar PUBLISHED 1976 TITLE Geologist's Gordian Knot: To Cut Or Not To Cut  SUMMARY ... total metal content, then cutting (clipping, capping, top-cutting ... of poor sampling or poor sample preparation. ... effect pro- duces erratic high-grade assays that ... AUTHOR Parrish, I. S. PUBLISHED 1997 TITLE Decoding The Diamonds From The AK6 Kimberlite  SUMMARY ... factors largely contributed to by the basalt breccia capping. ... of ILJ million carats at an average grade of 22 ... were recorded in 12 metre sample intervals from ... AUTHOR Chinn, I L PUBLISHED 2010 TITLE Anaconda's Berkeley Pit A Four-Part Report On Open Pit Mining Operations - Berkeley Pit History And Geology  SUMMARY ... leached capping. The true grade of material in cross section is represented by shipments from these crosscuts, which were spaced to obtain an accurate sample. ... AUTHOR Goddard, Charles C., Jr. PUBLISHED 1959 TITLE Metallurgical Sampling And Testing  SUMMARY ... to depend upon the ability to obtain a truly representative sample and the ... In most North American mines, a low-grade capping containing oxide copper minerals ... AUTHOR McQuiston, F. W., Jr. ; Bechaud, L. J., Jr. PUBLISHED 1968 TITLE In-Place Leaching at Miami Mine, Miami, Arizona  SUMMARY ... There is practically no pyrite in the capping and very little in ... period of 3 to 4 weeks before a sample can be ... are left in one place until the grade from that ... AUTHOR Fletcher, James B. PUBLISHED 1972 Showing: 1 to 10 of 415 matches for "sample grade capping"  Page   1   2   3   4   5   6   7   8   9  next Search Again