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AIG WA – Exploration Geochemistry Seminar – December 2018

Presentation of talks include:

Introduction

• Introduction, Stephen Turley (Torridon Exploration)
• Geochemistry essentials, Fiona Best (South32)
• Applied regolith geochemical exploration, Simon Bolster (Regolex)
• Using ultrafine soil fractions to improve exploration, Ryan Noble (CSIRO)
• Practical application of hydrogeochemistry in exploration, Mark Pirlo (Geochimica)

Geoanalysis – commercial labs

• Overview, Helen Waldron (Xenocryst)
• Total versus incomplete digestions and selective leaches, Richard Holdsworth (Intertek)

Newer methods or applications

• The ultimate fusion digest for geochem: XRF-LA-ICP-MS, Alex Christ/John Carter (Bureau Veritas)
• ColdBlockTM digestions, Helen Waldron (ColdBlockTM Technologies)
• PhotonAssay and fire assay and the relationship between the two, Chenoa Tremblay (MinAnalytical)
• Simplifying assays with sodium peroxide fusion and ICPMS: Making gold just another element, Lou Daniel (DTX Design)

Geoanalysis – field methods

• Application Of Portable XRF (pXRF) To Mineral Exploration, Dennis Arne
• Refinements for pXRF usage, John Woods (SGS)
• Breakthrough technology for cobalt analysis using pXRF, Simon Bailey (Olympus)
• Low level gold determination using pXRF: Towards a new paradigm in gold exploration, Simon Bolster (Portable PPB)
• LIBS for exploration: Technology as used on the Mars Rover, Melissa Narbey (AXT)
• Reference materials, Craig Hamlyn (Ore Research and Exploration)
• Towards integrated sampling and analysis in the field; an example from Coompana, South Australia, Ryan Noble (CSIRO)

Data analysis and interpretation

• Overview – Fiona Best, South32
• Exploration geochemistry for geologists: Turning numbers into easily accessible minerals, rocks and models, Heidi Pass (Gold Fields Australia)
• Practical examples of applied exploration geochemistry, Mike Whitbread/Phil Baker (Rio Tinto)
• Application of catchment analysis to regional stream sediment data sets, Dennis Arne (Telemark Geosciences)
• Interpretative mapping using soil geochemistry data to maximise confidence in exploration targeting: Dido Ni-Cu-PGE prospect, Fiona Best (South32)

Closing remarks

• Companion exploration geochemistry seminars for 2019, Helen Waldron/Stephen (Turley)

To view the full playlist, click on the three horizontal lines in the top left hand corner of the video below.