Senzeni Mandava

Senior Resource Geologist
SRK Johannesburg
265 Oxford Road 2196 Illovo, South Africa PO Box 55291 2116 Northlands
+27 11 441 1111
+27 11 880 8086



  • Geological auditing
  • Geological database control
  • Extensive geological and mineral resource modelling and geostatistical estimation
  • Proficient in using following packages, Datamine Studio 3, Studio RM, Leapfrog Geo, Isatis, Strat 3D, GEOVIA Gems and Surfer.


Senzeni Mandava has been involved in the field of resource, exploration mining and planning geology for the past 16 years. Her expertise includes:

  • Collecting, documenting, analyzing and assessing geological data from various sources and data sets;
  • Setting up and management of geological databases including analysis and reviews;
  • Auditing and performing adequate quality control checks of various geological data sets, (QA/QC);
  • Geological and resource modelling - capturing and interpreting geological information to generate 3D models (wireframe modelling);
  • Mineral resource estimation using geo-statistical evaluation methods for a range of commodities including, Gold, Copper, Iron, Manganese and PGE;
  • Assisting in the search for new ore and mining opportunities; recommending, designing, planning and monitoring definition/exploration drilling programs;
  • Managing and compiling public documents such as competent persons report (CPRs) and independent technical reports;
  • Review of 3rd party reports (independent technical review);
  • Feasibility studies, expansion studies, and operations support.

Previous expertise areas includes:

  • Scoping and implementing drillhole site assessment programs;
  • Ensure drilling programme was compliant with all statutory and environmental, health, safety and operational policies and procedures;
  • Performing core logging and sampling of boreholes;
  • Capturing and interpreting data as well as preparing samples for analysis;
  • Drafting of geological plans and cross sections;
  • Collation and analysis of geological data and technical report writing;
  • Managing staff and subcontractor activities to ensure quality and job safety;
  • Project scheduling and development of project task cost budgets and estimates;
  • Upheld company’s safety standards and systems;
  • Reported all HSEC incidents and carried out investigations as requested;
  • Diamond sorting and valuation (diamond handling and accounting)
SRK Africa