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blasthole cone sampling experiments for flitch mining

Blasthole Cone Sampling Experiments for Iron Ore Flitch

channel iron deposit, sampling experiments were carried out to determine the actual proportions of a sampling face in a blasthole cone by spray painting the blast cones at flitch and subdrill boundaries during the drilling process. Measurements were then taken to assess the differences between assumed sampling face proportions and actual

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Blasthole Sampling VS Reverse Circulation Sampling

Irregular size distribution, cone Blasthole Poor sampling technique, with errors of delimitation, extraction, etc. The reverse circulation drilling, remove all items negatives, listed above. The Blasthole drilling is a free control laws and reverse circulation drilling has a

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Blasthole Cone Sampling Experiments for Iron Ore Flitch Mining Summary / Abstract, Blasthole cone samples are used for grade control in most of the iron ore mines of the Pilbara of Western Australia. This method of sampling »More detailed

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100510 mpm blasthole_sampling_experiments

Oct 31, 2013· 100510 mpm blasthole_sampling_experiments 1. Blasthole Cone Sampling Experiments for Iron Ore Flitch Mining by Gareth McArthur, Craig Jones and Mark Murphy 2. Thanks to : Rio Tinto Gareth McArthur and Craig Jones Mine teams at Mesa A and Mesa K 3. Blasthole? Blasthole cone? Flitch mining? 4.

blasthole cone sampling experiments for flitch mining

blasthole cone sampling experiments for flitch mining. 100510 mpm blasthole_sampling_experiments pt.slideshare.net. 100510 mpm blasthole_sampling_experiments 1. Blasthole Cone Sampling Experiments for Iron Ore Flitch Mining by Gareth McArthur, Craig Jones and Mark Murphy 2. Mark Murphy Manager Resource Geology

Iron Ore Grade Control for Flitch Mining AusIMM

blasthole sampling bias, utilising geological mapping and mineralogical logging, currently practised throughout Rio Tinto Iron Ore Pilbara operations, to estimate theoretical grades for each flitch from a single blast cone assay.

Painted Blast Hole Cone

Oct 30, 2013· Drilling a blast hole an Iron Ore Deposit. Video shown during presentation of 'Blasthole Cone Sampling Exeriments of Iron Ore Flitch Mining' in Perth 2010.

作者: markm0559

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blasthole cone sampling experiments for flitch mining. blasthole cone sampling experiments for flitch mining Blasthole Cone Sampling Experiments for Iron Ore Flitch Description Blasthole cone samples are used for grade control in most of the iron ore mines of the Pilbara of Western Australia This method of sampling is straightforward when the

Optimal grade control sampling practice in open-pit mining

G. McArthur, C. Jones and M. Murphy, "Blasthole cone sampling experiments for iron ore flitch mining", in Proceedings Sampling 2010. Comparison of traditional and novel on-line blast hole sampling

Iron Ore grade control for flitch mining An alternative

These blastholes were assayed using current flitch sampling techniques where: flitch positions were estimated, flitch positions were marked with paint, and a full cone sample was taken for 'grade

Smart Blast Cone Sampler | Honeybee Robotics

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The problem is further complicated when cones from drilled holes congest free moving space. 6. Conclusions and future work. The objective of this paper was to investigate the applicability of adaptive sampling to blast-hole drilling in surface mining.

Mark Murphy Manager Resource Geology Independence

View Mark Murphy’s profile on LinkedIn, the world's largest professional community. Blasthole Cone Sampling Experiments for Iron Ore Flitch Mining AusIMM in Sampling 2010 June 30, 2010.

职位: Manager Resource Geology

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Blasthole sampling (replicate and variographic experiments

Blasthole sampling (replicate and variographic experiments) in LKAB open pit iron ore mines – fit-for-purpose representativity? / Engström, Karin; Esbensen, Kim Harry. Proceedings, Eighth World Conference on Sampling and Blending. Perth : Australasian Institute of Mining

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Ore Sampling Methods: Good & Proper

From the old-fashioned “ grab-sample ” to the modern timing- device, which takes a machine-sample with mathematical precision, there is a wide gap, which was only crossed by many years of toil and unremitting endeavor. Even to-day, notwithstanding the advancement in the art, “ grab-sampling ” is still practiced—sometimes to afford the unscrupulous mine-promoter a basis for fairy

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SAMPLING2010CONFERENCE 11-12MAY2010 PERTH,WESTERNAUSTRALIA TheAustralasian Institute ofMiningandMetallurgy Publication Series No3/2010 AttJslfllfTI TH6 MINERALS

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Ore Sampling Methods: Good & Proper

From the old-fashioned “ grab-sample ” to the modern timing- device, which takes a machine-sample with mathematical precision, there is a wide gap, which was only crossed by many years of toil and unremitting endeavor. Even to-day, notwithstanding the advancement in the art, “ grab-sampling ” is still practiced—sometimes to afford the unscrupulous mine-promoter a basis for fairy

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Mark Murphy Manager Resource Geology Independence

Oct 25, 2016· View Mark Murphy’s profile on LinkedIn, the world's largest professional community. Developed and has run a number of training and facilitation courses on topics including mining grade control, sampling theory, and geostatistics. Blasthole Cone Sampling Experiments for Iron Ore Flitch Mining AusIMM in Sampling 2010 June 30, 2010.

职位: Manager Resource Geology

Blasthole Cone Sampling Experiments For Flitch Mining

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Sample Truncation Strategies for Outlier Removal in

Nov 27, 2019· McArthur G, Jones C, Murphy M (2010) Blasthole cone sampling experiments for iron ore flitch mining. In: Proceedings sampling 2010 Mežibricky R, Frohlichova M, Legemza J (2019) High-SiO \(_{2}\) iron ore sintering: Central & Eastern Europe scenario.

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Andre Caccioppoli Senior Mine Geologist Bathurst

In contrast a new grade control methodology (grade splitting) was proposed to alleviate blasthole sampling bias, utilising geological mapping and mineralogical logging, currently practised throughout Rio Tinto Pilbara operations, to estimate theoretical grades for each flitch from a single blast cone assay.

职位: Geological professional and