Critical Minerals Processing & Project Development
Rapid-Deployment Processing Solutions for Critical Mineral Projects
Critical minerals projects often stall between discovery and production due to delays in processing infrastructure, metallurgy, and project execution.
Manhattan Process Engineering (MPE) bridges this gap by delivering modular mineral processing plants, infrastructure, and execution teams that move projects to production quickly while enabling scalable expansion as resources grow.
We support developers, investors, and strategic supply-chain stakeholders looking to unlock critical mineral projects with practical, execution-focused engineering.
Our Approach
From Discovery to Production — Faster
Most mineral projects fail to progress because of execution bottlenecks, not geological potential.
Our platform focuses on rapid deployment, modular design, and scalable infrastructure to move projects from concept to operating plant efficiently.
Key principles:
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Deploy a functional plant first, then optimise using real operating data
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Design plants with expansion capacity from day one
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Integrate processing, infrastructure, and metallurgy planning into one execution pathway
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Reduce schedule risk through modular engineering and fabrication
Critical Minerals We Support
Manhattan provides processing and project delivery support across a wide range of strategic minerals:
These commodities are essential for energy transition, battery manufacturing, and advanced technologies.
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Rare Earth Elements
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Antimony
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Tungsten
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Niobium
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Spodumene & Lithium
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Vanadium
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Tin
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Cobalt, Copper, Nickel
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Aluminium
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Graphite
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Tantalum
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Gallium
Our Services
Process Engineering & Flowsheet Development
We develop fit-for-purpose processing circuits that balance performance, cost, and deployment speed.
Modular Mineral Processing Plants
Manhattan specialises in modular processing plants engineered for rapid deployment and scalable expansion.
Typical processing technologies include:
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Dense Media Separation (DMS)
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Gravity concentration
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Flotation
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Hydrometallurgical processing
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Leaching circuits
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Hybrid processing routes
Plants can be delivered as:
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Containerised modular systems
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Flat-rack modular packages
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Site-fabricated installations
Brownfields Operations
Our brownfield development focuses on revitalising existing mining operations and processing facilities to unlock additional value and extend asset life.
Through engineering optimisation and targeted upgrades, existing infrastructure can be leveraged to accelerate production while reducing capital expenditure.
Key focus areas:
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Process plant optimisation and upgrades
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Expansion of existing processing capacity
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Refurbishment and replacement of critical equipment
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Integration of modern control and automation systems
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Life-of-mine extension through improved recovery and efficiency
Greenfield Project Development
Our greenfield development involves the design and construction of new mining and processing operations from initial discovery through to production.
This approach allows projects to be engineered using modern technologies and optimised process flows, ensuring efficient and scalable operations.
Key focus areas:
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Exploration targeting and resource definition
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Metallurgical testwork and process route development
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Mine planning and engineering design
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Process plant design and equipment selection
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Construction, commissioning and operational ramp-up
Developing new mineral resources through integrated engineering and project execution.
Start your Project Journey:
FROM SOIL TO PRODUCTION
Metallurgy & Testwork Planning
Successful processing starts with representative sampling and well-structured testwork programs.
We assist with:
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Metallurgical sampling strategies
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Composite design and testwork planning
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Pilot testing support
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Process route validation
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Metallurgical interpretation and scale-up
Mine Infrastructure Development
Processing plants cannot operate without reliable infrastructure.
Manhattan integrates infrastructure delivery with processing design to ensure rapid site readiness.
Infrastructure capabilities include:
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Site earthworks and civil works
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Access roads and logistics infrastructure
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Water supply systems and site water balance
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Power generation and distribution
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Camps and site facilities
Project Delivery & Commissioning
Our engineering teams support projects from concept through to operational handover.
Scope may include:
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Engineering design
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Equipment procurement
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Fabrication management
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Installation supervision
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Commissioning and start-up support
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Operator training and documentation
