A mineral exploration survey cost depends on the question, site conditions and evidence required. A desktop review, aerial map, drone magnetometer mission, sampling programme and drilling campaign are different jobs. A headline price per hectare rarely captures all the work needed to make a sound decision.
If you need a Nigeria survey quote, give Travo Travel Services the boundary, target commodity, available reports and decision you want the survey to support. Ask for an itemised proposal showing technical work, mobilisation, analysis and exclusions. This guide explains how to compare that proposal without relying on invented price bands.
What makes an exploration quote higher or lower?
| Cost driver | Why it matters | What to confirm |
|---|---|---|
| Area and terrain | Coverage, access and field effort differ | Boundary, terrain assumptions and gaps |
| Survey method | Different sensors answer different questions | Method, resolution and technical objective |
| Permissions and mobilisation | Travel, approvals and access require planning | Responsibilities and included expenses |
| Sampling and laboratories | Numbers, preparation and analytical methods vary | Sample plan and quality controls |
| Interpretation | Raw data needs qualified geological context | Named professional and review outputs |
| Repeat work | Weather or gaps may require another visit | Reflight and remobilisation terms |
Remote sites may need accommodation, suitable vehicles, equipment handling and reliable communications. A low acquisition fee can become an expensive project if none of these are included. Conversely, using existing reliable data can sometimes avoid unnecessary new acquisition.
Compare the scope before comparing the total
Specify whether you need a map for reconnaissance, engineering-grade terrain information, interpreted geophysics or evidence suitable for a particular exploration decision. These are not interchangeable deliverables.
For a drone survey, ask about sensor choice, acquisition design, ground control where applicable, independent checks, data processing and professional interpretation. For sampling, ask who designs the programme, how sample locations are recorded and what analytical quality assurance is included.
Require the coordinate system, file formats, ownership, delivery milestones and report limitations to be stated. Make sure you know whether raw data, editable spatial files, laboratory charges, ground verification and a results meeting are included.
How drone magnetometer surveys can reduce wasted exploration spending
Magnetic data can help geologists interpret structures and rock-property contrasts, then prioritise where to investigate. The USGS describes airborne geophysical data as complementary to geological and terrain information. This supports targeted investigation, rather than proving that an anomaly is a valuable deposit.
The phrase “save millions” needs project-specific evidence. A responsible estimate compares the planned expenditure with and without the survey, includes the survey and follow-up costs, and accounts for uncertainty. Savings cannot be promised before the results and original drilling strategy are known.
See our drone magnetometer and method-comparison guide to understand when magnetics is useful. Terrain mapping alone measures a different type of information.
Why drilling blind can waste money
Drilling without a defensible target model may spend heavily while failing to answer the geological question. The problem is not that drilling is outdated: it is often essential for establishing subsurface evidence. The problem is choosing locations without enough context, or collecting samples that cannot support the intended interpretation.
Before drilling, ask what hypothesis each hole tests, what prior mapping and samples support it, and how results will change the next decision. Include appropriate authorisation, technical supervision, sample records and quality controls in the programme.
A survey does not eliminate drilling risk. It can help prioritise targets, reveal a flawed model or justify pausing. A project that stops after a sound negative finding may have obtained useful value even though no discovery was made.
A staged budget is easier to control
- Review existing information. Check title, original reports and evidence gaps.
- Plan reconnaissance. Establish the geological question and field-access requirements.
- Test selected targets. Commission appropriate mapping, geophysics and sampling.
- Review independently. Decide whether results warrant additional expenditure.
- Approve the next stage. Fund drilling or further studies only when the evidence and permissions justify it.
Agree a budget cap, deliverable and decision gate for each stage. Identify expenses that need separate approval, such as additional laboratory work or remobilisation. Keep commercial terms clear without forcing the technical team to promise an outcome it cannot guarantee.
Prepare a quotation request
Include your location and boundary file, approximate area, commodity of interest, current title and access status, existing datasets, intended outputs and deadline. Explain whether the work is for early screening, acquisition due diligence or a later-stage technical assessment.
For related preparation, use our mineral-potential evidence checklist and aerial survey deliverables guide. They help you avoid buying the wrong method or confusing a detailed picture with geological proof.
Exploration quote comparison checklist
Use this checklist to prepare your enquiry. Selections stay in this page only.
How Travo can assist
Travo can discuss the survey enquiry alongside field equipment movements, team travel and site logistics. Ask for a written scope, confirmed availability and itemised quotation before booking mobilisation.
Common cost questions
Can I obtain a fixed price online?
You can request a quote online, but a reliable fixed scope needs site and deliverable information. Confirm assumptions and exclusions before comparing totals.
Is the cheapest survey the best first step?
Only if it answers the most important uncertainty at an acceptable quality. Unusable data or missing interpretation can cost more than a properly scoped investigation.
