we suit
your budget

EarthWorx Indonesia provides Metallic mineral/coal exploration and resource development services that will maximize your project value. We create customized programs to suit your budget with a range of special deal packages.


35 years of industry experience at your service. We bring Innovative solutions and are unconstrained by industry norms.

experties for your project

We have a broad commodity experience in metals and energy and offer a broad range of services including JORC, Kode KCMI and NI43-101 reporting.

confidence for investors

We help with de-risking mining projects and provide confidence to investors in the mining sector.

service details


We provide the full range of coal and mineral exploration services from inception to completion up to FS level. Our team can provide day-to-day drill site management including contractor supervision, primary data acquisition, sampling/sample dispatch/sample security and sample tracking/QAQC. Seamless digital data acquisition saves time and reduces database errors while providing on-the-fly database development/QAQC, and enabling rapid field interpretations. Drilling services can be included though our partner PT InDrill. Drone based mapping/geophysical surveys can be undertaken in association with our partner Enmintech.

Mineral asset review

Technical review of exploration and mining concessions for investors and mining companies seeking investors for their projects. Includes review of current and potential mineral resources, opinion on additional work required to achieve compliance with international codes (JORC, KODE KCMI, NI43-101) and international best practice standards.

Due Diligence

Technical due diligence studies on new and existing mining projects for prospective investors, new asset acquisitions by existing operators, institutional lending organisations, and private capital raising entities. These studies will typically involve detailed review of all technical aspects of target mining projects including geology/resources, mine planning/design/scheduling, pit optimisation, geotechnical and geohydrology assessments and project economics. We also undertake peer review and audits of technical studies.


Delivery of high quality feasibility studies from scoping studies to DFS. In association with our partners, we can cover all technical aspects including geology/resources, mine design/planning, geotechnical/geohydrology assessments, metallurgical investigations and process plant design.


We provide full database development/QAQC/management and analysis services. This includes primary data acquisition in the field to analysis of big data sets. Analytical services include classical statistics and geostatistics to inform resource estimation calculations, and determine sample analytical biases or laboratory error.


Development of geological models using the latest 3D geological modelling software. Real time geological/ore body interpretation within a 3D viewing environment. Development of 3D wireframes and solids. Various modelling methodologies used including block modelling, 2-D modelling and stratigraphic modelling.


Estimation and classification of coal and mineral resources/reserves as per international reporting standards (JORC, KODE KCMI, NI43-101). Formal resource statements signed off by our designated Competent Person JORC, Competent Person Indonesia or Qualified Person NI43-101.


We can undertake the full range of open pit mining studies from conceptual design/layout to detailed design/mine planning/scheduling/optimisation. LOM planning and closure/rehabilitation. Also, waste dump and tailings storage design. In association with our partners, we can also undertake geotechnical investigations, hydrogeology studies and water management system design.


Delivery of technical reports for statutory governmental reporting requirements including for RKAB, Feasibility Studies and annual reporting to stock exchanges.

Drone Surveys

Provision of high resolution aerial imagery of exploration areas and existing operating mines. Conventional mapping surveys. Geophysical and high resolution LiDAR surveys in association with our partners ENMINTECH. Stockpile reconciliation.


In association with our partner Green Gold Technology, we are able to provide metallurgical studies and process plant design for a number of commodities. Green Gold holds proprietary technology using resin based polymers for detoxification of processing plant waste materials and recycling of reagents such as cyanide.

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Maximise your mining business value with Earthworx today!