Bianca Mienie

Experience

• 

  BHP

  Jan 2013 - Dec 2015

  Geology Graduate

  I was fortunate enough to receive a bursary from BHP Billiton to complete my studies (BSc Geology and Geography). I held this bursary until I completed my studies in 2015. In 2014 BHP went through a demerger upon which my bursary was transferred to South32.

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  South32

  Jan 2017 - Jun 2021

  Geology Specialist

  CURRENT RESPONSIBILITIES Liaising with geology contractors Ensure contractor compliance with safety standards (SOP’s & PTO’s) Exploration project management  Logging and sampling of exploration boreholes Capturing of borehole logs in geological database (GBIS) Data validation Generation of lithological logs from GBIS Interpretation, analyse and capturing of wireline data Drawing of wireline exploration cross sections, using geological software (MINEX & MICROSTAOIN) Pit inspections and resolving production queries. Chairing the contractor’s safety meeting on a weekly basis Conducting monthly reconciliations to compare the mined-out polygons from survey to the geological model (DESWIK)  Assisting with the geological orebody modelling of the complex (coal) Supervising Geology Graduate Show less

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  Seriti Resources

  Jun 2021 - now

  • Geological Data Acquisition – Management of overall geological data to ensure its quality, compilation and validation• Geological Interpretation – Generation of lithological, structural, mineralization and alteration interpretation• Resource Estimation – Ensure fit for purpose resource models are prepared and used in mine planning• Audit and validate geological databases and models, and continuously assess and implement new modelling techniques.• Resource Reporting – Produce SAMREC compliant resource report.• Sign off Competent Persons Reports (CPR’s) for coal resources and coal reserves for operations and projects.• Provision of technical expertise for the geology discipline to other functions within the region including projects, exploration and production Show less At Seriti Power, I have successfully managed exploration drilling projects including Reactive Ground borehole drilling and infill drilling for resource classification purposes. As a geology specialist I have managed the geological database through data validation to ensure database integrity for resource modelling. I have aided in the auditing and validations of new geological resource models and assisted in the handover of these models to the long-term planning team for future development. I pride myself in delivering quality work on time with the highest level of confidence.Key contributions:o Exploration Project Management (Reactive ground, Brownfield, Greenfield as well as specific drilling to o facilitate the opening of new coal mining box-cuts)o Logging and sampling of boreholeso Database validation and management o Data interpretationo Assisting in resource estimation and modelling processes o Report writingo Contractor management o Supervising and mentoring of entry level Geologist o Risk managementSkills: Project management  Database management  Report writing  Workplace safety  Grade control  Geological Borehole Logging (Coal) Show less

  • Resource Geology Specialist

    Feb 2023 - now

  • Geology Specialist

    Jun 2021 - Feb 2023