Datamine
TRACY CORNELLISSEN
Geologist
Postmasburg
Summary
Career Summary
Engaged Geologist with 9+ years of experience in the mining industry. Motivated, evidence-based thinker to prioritize projects while developing high-quality geological models for reporting and to aid decision-making. Open to relocation for outstanding career opportunity.
Overview
10
10
years of professional experience
6
6
years of post-secondary education
2
2
Certifications
2
2
Languages
Work History
Production Geologist
Kumba Iron Ore-Kolomela Mine
04.2024 - Current
- Managing of geo-technicians and production samplers
- Updating of quarterly short-term models using Leapfrog and Datamine software
- Monthly block by block ore and waste reconciliations for open pits
- Compiling of preliminary and final block reports for mining execution
- Block inspections prior to blasting in pits
- Ensuring final dig lines with material class specifications are peer reviewed and communicated to all relevant stakeholders
- RC infill drilling planning and drilling contractor management
- Ensuring validations of material types, class and drill hole information with in-pit inspections as well as spatial validations within the block models
- 2.9.2 Legal appointment for responsible open pit
- Acting for Section Manager
Geological Technician
Kumba Iron Ore-Kolomela Mine
12.2021 - 03.2024
- Staked RC holes as per Production geologist drill plan and ensured staking of holes were done according to timelines without any standing time recorded from drilling contractor
- Logging of drill holes accurately in different pits thereafter capturing on Acquire database
- QAQC of sampled batches form logging process
- Managed day-to-day activities of production geology samplers and capturing time and attendance information
- Managed safe and healthy work environment where employees and contractor can deliver their outputs within a controlled risk environment
- Ensured lines were staked safely on mining blocks according to ore and waste demarcations from production geologists
Site Geologist and Mining
Imerys Refractory Minerals
03.2020 - 11.2021
- Performed extensive research and fieldwork to ensure successful drilling campaigns
- Performed mapping and mineralogical studies to develop further understanding of geology of the various deposits
- Planned and supervised exploration yearly drilling campaigns
- Compiled exploration reports for senior management
- Planned daily mining activities and monitored mining team at various quarries mined
- Developed and followed-up KPIs improve on cost, productivity and safety aspects
- Ensured mining rehabilitation once quarries are mined out
- Advised Mine Manager and production manager on quality of the ore from quarries
- Responsible for mining and prospecting rights applications
- Responsible for environmental compliance on all mining and prospecting rights
- Performed consultations with DMR regarding applications and existing mining and prospecting rights
- 2.6.1 (Subordinate Manger) for mining department
- Managed a mining team of 10 employees
- Mentored 2 interns (Geology & Environmental)
Site Geologist
Imerys Refractory Minerals
04.2019 - 02.2020
- Conducted fieldwork on various areas on a month-to-month basis
- Exploration drilling with a small drill rig on areas identified during fieldwork
- Compiling reports for geological interpretation for fieldwork and drilling evidence
- Compiling maps on various deposits in areas of interest
- Geological mapping of ore horizons identified within Riversdale-Heidelberg area
- Identify areas where mining and prospecting right applications could be done
- Quarterly reporting to senior management on progress of exploration fieldwork and drilling
- Completed detailed 5-year exploration plan for site
- Ensure mineralogical studies are conducted and responsible for interpretation of XRF data for relevant quarries
- Responsible for modelling of all new deposits as well as updating of existing block models
- Participated in budget and forecast process with regards to exploration cost
Site Geologist
Imerys Refractory Minerals
01.2018 - 03.2019
- Planned and supervised site drilling campaigns
- Overseeing mining contractor activities on site and ensure mine plans are followed
- Developed and monitored KPIs with mining contractor to improve cost, productivity and safety
- Performed extensive ore sampling in pit as well as the process plant to ensure that correct ore is being fed to the plant
- Conducted in pit mapping and mineralogical studies to develop further understanding of geological model of the ore body
- Managed the onsite laboratory team
- Responsible for ensuring all requirements of Water and Air emissions applications were fulfilled
- Liaised with consultants regarding specialist studies, EIA assessments and financial provisions required for the compliance of the mine with environmental regulation
- Achieved Air emissions licensing compliance to existing limits and active quarterly reporting to the licensing authorities
- Daily Run of Mine sample analysis procedure implemented for correct yearly mass balance calculations
Intern Geologist
Imerys Refractory Minerals
04.2015 - 12.2017
- Duties encompassed developing an understanding of the geology of bentonite, methods (open pit mining) used to mine such a deposit, processing of the ore including the laboratory analysis of the samples from various deposits
- Assisted Senior Geologist in field work, exploration drilling and analysis of the borehole samples
- Worked with AutoCAD software and had some exposure to Surpac
- Conducted quarry inspections for quarries that are currently being mined
Intern Geologist
National Research Foundation
04.2015 - 10.2015
- Compilation of literature for scholars
- Updating the collection specimens
Education
Masters in business administration -
University of South Africa
Pretoria 01.2022 - 12.2023
BSc Geology Honours -
Nelson Mandela Metropolitan University
Port Elizabeth 01.2014 - 12.2014
BSc Geology -
University of The Free State
Bloemfontein 01.2010 - 06.2013
Skills
Geologic modelling (Leapfrog, Datamine, Ore Pro 3D, Surpac, Arc GIS)
Geological mapping
Data interpretation
Teamwork and collaboration
Problem-solving abilities
Affiliations
- GSSA, 970858
- SACNASP, 122520
Personal Information
- ID Number: 9101240093085
- Willing To Relocate: True
- Gender: Female
- Nationality: South African
- Driving License: Code B
Software
Surpac
Ore Pro 3D
Leapfrog
Certification
Pri.Sci.Nat
Timeline
Production Geologist
Kumba Iron Ore-Kolomela Mine
04.2024 - Current
Pri.Sci.Nat
08-2023
GSSA member
02-2023
Masters in business administration -
University of South Africa
01.2022 - 12.2023
Geological Technician
Kumba Iron Ore-Kolomela Mine
12.2021 - 03.2024
Site Geologist and Mining
Imerys Refractory Minerals
03.2020 - 11.2021
Site Geologist
Imerys Refractory Minerals
04.2019 - 02.2020
Site Geologist
Imerys Refractory Minerals
01.2018 - 03.2019
Intern Geologist
Imerys Refractory Minerals
04.2015 - 12.2017
Intern Geologist
National Research Foundation
04.2015 - 10.2015
BSc Geology Honours -
Nelson Mandela Metropolitan University
01.2014 - 12.2014
BSc Geology -
University of The Free State
01.2010 - 06.2013
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