The SAIMM is a professional institute with local and international links aimed at assisting members source information about technological developments in the mining, metallurgical and related sectors.
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Grade Control and Reconciliation School

Date 23 September 2014
- 24 September 2014
Location Moba Hotel, Kitwe, Zambia
We are no longer accepting registration for this event

Grade Control and Reconciliation School
23-24 September 2014 | Moba Hotel, Kitwe, Zambia

This event is aimed at providing a means of increasing knowledge and competency
amongst Mineral Resource Management practitioners on the copperbelt. Skills
development has been identified as an area of strategic importance

Sponsorship Opportunities

Companies wishing to sponsor or exhibit should contact
Raymond van der Berg
Head of Conferencing
SAIMM, P O Box 61127
Tel: (011) 834-1273/7
Fax: (011) 833-8156 or (011) 838-5923
Co-ordinator Email:


To increase the knowledge and competency amongst technical staff of grade
control, sampling and reconciliation.

Who should attend

The school will be of value to:
• MRM practitioners
• Geologists
• Surveyors
• Samplers
• Grade control officers
• Mineral resource technicians

The following topics will be covered in the school programme:

• What is grade control?
• Sampling theory and practice as applied on the copperbelt
• Establishing a grade block model
• Blasthole sampling
• Monitoring blast movement and establishing dig lines
• Broken ore sampling: techniques and limitations
• Sampling methods and technologies: use of XRF
• Sampling error and sampling confidence
• Quality control and quality assurance in sampling.

• Theory of cutoff grades
• Calculation of economic cutoff grades
• Application of cutoff grades
• Polymetallic cutoff grades
• Cutoff grades, stockpiling and grade control
• Optimisation using cutoff grades

• Mineral resource and mineral reserve reporting codes
• Definitions of mineral resources and mineral reserves
• Mineral resource and mineral reserve estimation techniques
• Establishing geoscientific confidence

• Assaying methods and assay quality assurance
• The influence of geology on grade control
• Geometallurgical issues associated with copperbelt ores
• Impact on stockpiling policy
• Impact on plant performance

• Mine call factor and recovery
• Impact of dilution
• Reconciliation and metal accounting
• Estimation of ore loss and dilution
• Establishing a full grade control function
• Performance management measures for grade control departments.

Registration Fees

Please note:
- Non-members are entitled to free membership of the SAIMM, up to 30 June 2014, for attending this event
- Registration fee does not include accommodation
- Prepayment is required for all Registration Fees on or before the date of the event.
- Delegates who have not paid will not be permitted to attend the event


The conference will be hosted in Moba Hotel, Kitwe, Zambia. For more information view:

Please Note:
Registration fee does not includes accommodation


Raymond van der Berg
Head of Conferencing
SAIMM, P O Box 61127
Tel: (011) 834-1273/7
Fax: (011) 833-8156 or (011) 838-5923
Co-ordinator Email: