Geostokos Limited -
Specialists in Ore Reserve Estimation


Experience by commodity


Consultancy and client information (1990->):
Mine planning and valuation

Statistics and geostatistics

Software advice
and development

Environmental issues

For current consultancy
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Isobel Clark pre-Geostokos

Geostokos pre-1990

Statistical and Geostatistical Applications

Relationships amongst accident statistics, GenMin, Johannesburg;

Optimal Sampling Intervals, Western Platinum Mine, Lonrho Platinum Division, Rustenburg, RSA;

Investigation of the predictability of seismic events (rockbursts) underground. Hartebeestfontein Mine, RSA.

Duvha coal mine, advice on sampling density.

Shell Coal RSA, advice on sampling density.

Calibration of sampling assays from different laboratories, Bogoso, Ghana.

Expert advice on classification of CRMs