Independent inspection, sampling, assay and trade assurance services for the minerals and metals supply chain.
TerraAssay provides mineral inspection, sampling, assay and trade assurance services across the mining and commodity supply chain. Our services are designed to support reliable technical decisions, transparent trade settlement and reduced commercial risk.
Mineral & Metal Assay
TerraAssay supports chemical and physical testing for ores, concentrates and industrial minerals. Our assay services help clients understand grade, impurity levels, moisture, commercial quality and buyer specification compliance.
- Major element analysis support
- Minor and trace element analysis support
- Grade verification
- Impurity assessment
- Moisture determination
- Mineral concentrate quality checks
- Commercial specification comparison
- Independent laboratory coordination where required
- Certificate of analysis style reporting, where applicable
Sampling & Sample Preparation
Reliable assay results begin with representative sampling. TerraAssay provides controlled sampling support for mineral materials at mine sites, processing plants, warehouses, stockyards, truck loading areas, ports and export facilities.
- Stockpile sampling
- Bagged cargo sampling
- Truck and container sampling
- Warehouse sampling
- Export lot sampling
- Composite sample preparation
- Moisture sample collection
- Duplicate and referee sample preparation
- Chain-of-custody documentation
- Sample sealing, labelling and dispatch control
- Drying
- Crushing
- Splitting
- Pulverizing
- Homogenization
- Packaging for laboratory analysis
Inspection Services
TerraAssay provides independent inspection services to help clients verify mineral cargo condition, identity, quantity and quality before shipment, during loading or at discharge.
- Pre-shipment inspection
- Loading supervision
- Discharge supervision
- Container inspection
- Packaging inspection
- Bag count and tally
- Seal verification
- Cargo condition inspection
- Warehouse and stockpile inspection
- Weighing supervision
- Photographic reporting
- Daily operation reports
Loading & Discharge Supervision
Mineral shipments require careful control during loading, transport and discharge. TerraAssay provides supervision services to help confirm cargo identity, package count, container condition, seal numbers, loading sequence and shipment documentation.
- Container stuffing supervision
- Truck loading supervision
- Warehouse dispatch monitoring
- Port loading observation
- Discharge inspection
- Seal number recording
- Photo documentation
- Quantity verification
- Cargo condition reporting
Warehouse, Stockpile & Inventory Verification
TerraAssay supports companies that require independent verification of mineral stock, warehouse inventory, packed cargo or processing output.
- Stockpile inspection
- Warehouse cargo verification
- Bag count and package verification
- Lot identification
- Inventory sampling
- Moisture checks
- Weight record review
- Cargo movement reporting
Trade Assurance & Contract Support
Mineral contracts often depend on assay results, moisture, weight, impurities, penalties and settlement formulas. TerraAssay supports buyers, sellers and financiers with independent technical evidence for commercial decisions.
- Buyer and seller quality verification
- Contract specification comparison
- Shipment acceptance support
- Independent reporting for payment settlement
- Referee sample handling
- Dispute prevention and technical review
- Cargo documentation support
- Bank and investor due diligence support
Need a professional inspection or assay quotation?
Send us your commodity type, quantity, location and required service. TerraAssay will review your request and provide a professional quotation.