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Our feature projects provide insight into our experience across the sectors in which we operate, the services we provide and the variability in scale, size and complexity of the assignments we undertake.

McIntosh Project PFS

Client/Asset owner: Hexagon Resources 
Location: East Kimberley, WA
Duration: Dec 2016 – Feb 2017

Scope Australia was appointed to undertake engineering, cost estimating and planning services in support of Hexagon Resources’ McIntosh Graphite Project, comprising a tenement package covering an area of 330sqkm located in the East Kimberley region of Western Australia. The project is a greenfield high-purity graphite resource which will supply spherical graphite to key high-quality battery manufacturing companies.

Scope Australia’s remit covered the full process plant and balance of plant infrastructure, with key activities including:

– Metallurgical test work review
– Flowsheet review and optimisation
– Process plant engineering
– Balance of plant engineering
– Project power supply system
– Tailings storage facility
– CAPEX and OPEX development
– Project scheduling
– Technical and commercial input into the composite PFS report (final report compiled by Hexagon Resources)

The ore metallurgical properties allow for high quality/purity graphite concentrates with easy access to an established product logistics solution. 

The ore processing comprises:

– Three stage crushing followed by single stage ball milling (closed circuit)
– Rougher/scavenger flotation circuit with an open circuit regrind of rougher concentrate
– Cleaner flotation followed by a second stage regrind and re-cleaner flotation
– Production of graphite concentrate through dewatering and drying