James Ridley Email & Phone Number

Perth, Western Australia, Australia

Responsible for evaluating the nickel laterite resources within the company's Kalgoorlie Nickel Project (KNP) areas including providing guidance to the Database Administrator, validation of project exploration data, QAQC data analysis, geological modelling, resource estimation and reporting in accordance with JORC 2012 Guidelines.Key Achievements:- Scoped, managed and delivered resource modelling projects to plan.- Competent Person (JORC) for public reporting of the company nickel laterite resources.- Developed nickel laterite mineralisation classification schemes for the Goongarrie Hub deposits from XRD mineralogy and multi-element XRF assay data.

Private consulting company providing expertise in mining geology, grade control and reconciliation, exploration and QAQC data analysis, geological modelling, geostatistics, resource estimation and mineral resource reporting on gold-silver, nickel-cobalt, iron ore, lead-zinc, copper, lithium and graphite projects in Australia and overseas on behalf of Australian clients.Key Achievements:-Successfully completed resource modelling and reporting on copper, lead-zinc, lithium and graphite projects in Australia and overseas on behalf of Australian clients.

Perth, Australia

Managed Resource Geology functions for the Central and Northern Pilbara regions of BHP Billiton’s Iron Ore business planning and scheduling resource modelling projects, supervising and mentoring up to 7 resource geologists, coordinating resource geology inputs to business feasibility studies and guiding drill programme planning, QA/QC verification work and resource classification work through risk analysis.Key Achievements:- Managed successful delivery of resource modelling projects to plan, often accommodating changes in business priorities.- Competent Person (JORC) for reporting of Mineral Resources for 63 iron ore deposits.- Developed resources risk register for capturing risks to be addressed in resource model updates.- Guided Geochemistry Team on assessment methods and reporting framework for QA/QC verification sampling studies to facilitate improved communication of sampling bias issues.- Designed and guided infill drilling strategies based on deposit grade and geometry variability.

Perth, Australia

Similar to more recent role but managed Resource Geology functions for the Central Pilbara region only of BHP Billiton's Iron Ore business, supervising a team of 4 geologists.Key Achievements:- Managed delivery of resource modelling projects to plan.- Competent Person (JORC) for reporting of Mineral Resources for 27 iron ore deposits.- Promoted to Superintendent Resource Geology.

Western Australia, Australia

Responsible for evaluating the nickel laterite resources at the company’s Kalgoorlie Nickel Project (KNP) and Yerilla Project, including supervision of a Database Administrator and Resource Geologist, exploration database validation, compilation of QA/QC history, geological modelling, resource modelling and supervision of outsourced resource modelling by consultants. Also conducted technical due diligence on exploration and resource modelling data for projects targeted by Heron for joint venture/acquisition.Key Achievements:- Evaluated results from beneficiation verification drilling completed by JV partners, Vale.- Scoped, managed and delivered resource modelling projects to plan.- Competent Person (JORC) for public reporting of company nickel laterite resources.- Technical review of PFS resource estimates for the KNP prepared by JV partners, Vale.- Developed nickel laterite mineralisation classification scheme from XRD and XRF datasets.

Perth, Australia

Consultant resource geologist for resource estimation studies, mine grade control studies, technical audits, due diligence studies and contributions to feasibility studies on behalf of Australian and overseas companies and banking institutions. Studies covered a wide variety of geological settings, deposit types and mineralisation styles for commodities including gold-silver, nickel-cobalt, iron ore, copper and lead-zinc.Key Achievements:- Scoped, managed and delivered studies to plan.- Resources consultant for numerous successful mining projects.- Return business from client companies.- Competent Person for reporting of gold / silver, iron ore and lead / zinc resources.- Developed RSG in-house Excel based applications for statistical analysis of assay quality control data and analysis of downhole survey data.

Paraburdoo, Western Australia

Managed Mine Geology team (4 staff) and work activities for 8 open cut mine developments at Paraburdoo and Channar mining operations, planned and coordinated deposit infill and closeout drilling programmes and supervised resource model updates.Key Achievements:- Implemented proto-type SIROLOG downhole geophysical logging system for selective mining applications.- Prepared software function specifications for the transfer and upgrade of the in house mine geology computing system to Vulcan and coordinated the software development with Maptek.

Murchison Region, Western Australia

Managed Mine Geology work activities and team of 3 staff at open cut gold mining operation.