mineral reserves resources

Mineral Resources and Reserves 30 September 2008 Currently Lonmin's entire Platinum Group Element (PGE) Mineral Resources and Mineral Reserves are contained within the Bushveld Complex which is located in the Republic of South Africa The Bushveld Complex hosts the World's largest resources of Platinum Group Elements (PGE's) chromium and vanadium The PGE's (Platinum

MINERAL RESOURCES AND MINERAL RESERVES

The mineral reserves are estimated by applying modifying factors to convert the indicated mineral resources to probable mineral reserves and the measured mineral resources to proved mineral reserves The following modifying factors are used an estimated geological loss factor (determined by losses in mined-out areas and projected forward) the predetermined mining extraction rate ore losses

Mineral Reserves and Resources assumptions Organic growth drives Reserve increase 10 Item Unit 31 Dec 2015 31 Dec 2014 Reserve gold price R/kg 430 000 420 000 Resource gold price R/kg 470 000 460 000 Reserve uranium price R/kg 1 140 1 110 Current operations Weighted pay limit cm g/t 1 188 1 187 Average mined value cm g/t 1 484* 1 529 Mill width cm 201 210 Stoping width cm 160 163 Mine call

EXPLORATION RESULTS MINERAL RESOURCES AND MINERAL RESERVES (THE REPORTING CODE) PREPARED BY THE INSTITUTION OF MINING AND METALLURGY WORKING GROUP ON RESOURCES AND RESERVES IN CONJUNCTION WITH THE EUROPEAN FEDERATION OF GEOLOGISTS THE GEOLOGICAL SOCIETY OF LONDON AND THE INSTITUTE OF

Mineral and Reserves statement The Mineral Resource and Mineral Reserve of Tharisa Minerals was prepared under the guidance of the Competent Person ('CP') in accordance with the requirements of the South African Code for the Reporting of Exploration Results Mineral Resources and Mineral Reserves 2016 ('SAMREC Code')

Mineral Resources

The hill region is very rich in biodiversity as well as mineral resources The Sariska tiger reserve has gentle slopy hills vertical rocky valleys flat plains as well as deep gorges The reserve is very rich in wild life and has enormous mineral reserves like quartzite Schists marble and granite in abundance Mining operations within and around the Sariska Tiger reserve has left many areas

The Management Board of KGHM Polska Miedź S A ("KGHM") in order to provide access to comprehensive and detailed information on the mineral resources and mineral reserves controlled by KGHM hereby provides the attached "Mineral resources and reserves report" prepared as at 31 December 2014 The classifications of mineral resources and reserves used in this report have

Mineral Resources are not Mineral Reserves and do not have demonstrated economic viability The Mineral Reserve estimate has an effective date of December 31 2019 and is based on the Mineral Resource estimate dated December 31 2019 prepared by Lions Gate Geological Consulting Inc The Mineral Reserve calculation was completed under the supervision of Gordon Zurowski P Eng of

Resources Reserves Mineral Resources The company has a total resource base within its Pilbara Copper-Zinc Project of 26 Mt grading 1 2% Cu 3 5% Zn 0 3% Pb and 19 0 g/t Ag The Sulphur Springs Project comprising the Sulphur Springs and Kangaroo Caves deposits totals 17 4 Mt grading 1 3% Cu 4 2% Zn 0 2% Pb and 17 0 g/t Ag The Whim Creek Project comprising the Whim Creek Mons Cupri

Measured and Indicated resources (exclusive of reserves) (1) 4 600 19 699 891 Inferred resources (1) 1 001 3 860 132 1 Refer to the detailed mineral reserve and mineral resource tables follow at the end of this press release Mineral Reserves and Resources (as of December 31 2018) Mineral Reserves Statement Metal grade Contained metal

Reserves Resources

Graphite Mineral Resources and Ore Reserves Estimate A 2012 Edition of the "Australasian Code for Reporting of Exploration Results Mineral Resources and Ore Reserves" (JORC Code) compliant Mineral Resource estimate using a 3% Total Graphitic Carbon (TGC) cut-off has been determined by MPR Geological Consultants Pty Ltd (MPR) as shown in the following table released by the

The South African Code for Reporting of Mineral Resources and Mineral Reserves (SAMREC code) 2007 edition (as amended July 2009) Canadian Institute of Mining Metallurgy and Petroleum (CIM) Standards on Mineral Resources and Reserves (2014 edition) Petroleum Resources Management System (PRMS) for reporting oil and natural gas reserves and resources 2019 Reserves and Resources

Ore Reserves and Mineral Resources at the Boron open pit mine in Boron California (RTB Boron) compared to the previous estimate in the 2016 annual report The updated Ore Reserves and Mineral Resources are reported in accordance with the Australasian Code for Reporting of Exploration Results Mineral Resources and Ore Reserves 2012 (JORC Code) and the ASX Listing Rules Supporting

MRDS describes metallic and nonmetallic mineral resources throughout the world Included are deposit name location commodity and references Some records include deposit description geologic characteristics production reserves and resources It includes the original MRDS and MAS/MILS data

3 Mineral resources that are not mineral reserves do not have demonstrated economic viability 4 Mineral resources for leach material are based on prices of $1 400/oz gold and $20/oz silver 5 Mineral resources for mill material are based on prices of $1 400/oz gold $20/oz silver $1 05/lb lead and $1 20/lb zinc 6 Mineral resources are

Notes to Mineral Reserves and Resources Tables (1) Mineral reserves and resources are mine and property totals and are not limited to our proportionate interests (2) For heap leach and dump leach operations copper grade are reported as % soluble copper rather than % total copper Soluble copper is defined by an analytical methodology which uses acid and cyanide reagents to approximate the

Exxaro Integrated report 2017

Mineral resources and reserves Exxaro's integrated report covers our financial and operational governance social and environmental performance as well as the challenges and opportunities ahead In line with our corporate value of honest responsibility this report reflects our commitment to sustainable development given the South African socio-economic and environmental context and

13 02 2020BOLIDEN Sweden Feb 13 2020 /PRNewswire/ -- There was continued successful exploration in Tara in 2019 while the Mineral Reserve in Kevitsa has also increased Garpenberg and Aitik have Mineral Resources and Mineral Reserves that will secure production for many years to come Mineral Reserves are increasing at our open pit mines and this is an important development

Mineral Reserves Resources 2016 MINERAL RESERVES The following table sets forth the Mineral Reserve estimates for the Company's mineral projects as at December 31 2016 See the qualified persons list below Gold Proven Mineral Reserves Probable Mineral Reserves Total Proven Probable Tonnes (000's) Grade (g/t) Contained oz (000's) Tonnes (000's) Grade (g/t) Contained oz

MRDS describes metallic and nonmetallic mineral resources throughout the world Included are deposit name location commodity and references Some records include deposit description geologic characteristics production reserves and resources It includes the original MRDS and MAS/MILS data

MINERAL RESOURCES AND RESERVES BY OPERATION SOUTH AFRICA – SURFACE OPERATIONS CONTINUED plant also processed ore from the Erfdeel (now Masimong) shafts With the decline of mining in the area the plant was relegated to processing unmilled surface source material (waste) at a rate of 110 000tpm until July 2007 As all material currently processed by the plant is

Resources have been independently derived by RPM Global in accordance with Joint Ore Reserves Committee (JORC December 2012) standards Reserves reported here are not JORC compliant as Inferred resources have been included and are presently considered to be "Mining Potential" only JORC compliant reserves will be reported when available

All Mineral Reserves at Eagle River employ a 1 5 m minimum width a 3 0 g/t Au minimum grade for continuity and include 1 0 m of external dilution and 10% lost ore and metallurgical recoveries of 96 5% Falcon Zone mineral resources are included as part of Eagle River Mineral Resources

Mineral reserves and resources are all reported as of December 31 2019 We estimate and disclose mineral reserves and resources in five categories using the definition standards adopted by the Canadian Institute of Mining Metallurgy and Petroleum Council and in

This means that these resources must be kept available for future generations as well to ensure that geologically scarce mineral resources do not become prohibitively expensive for future generations A strict application of the strong sustainability concept would mean however that no generation (neither current nor future) may extract any quantity of a mineral resource because extraction

Mineral Reserves Mineral Resources and Estimation Previous Next View Larger Image The mineral resources is a concentration of minerals that has a reasonable prospect for economic extraction location quantity grade and continuity are interpreted from geological evidence by a QP Inferred mineral resources one of those subcategories that's part of a resource for which quantity and

Mineral resources are inclusive of ore reserves Mineral resources which are not ore reserves have not necessarily demonstrated economic viability The ore reserve and mineral resource estimates are for KCC's entire interest in such ore reserves and mineral resources whereas the Company owns 75% of KCC La Gnrale des Carrires et des Mines (Gcamines) and La Socit Immobilire du

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