Tailored Gold Processing Industry Solutions

Tailored Industry Solutions for Every Mining Scale

Engineered CIP/CIL gold processing plants custom-scaled to ore tonnage, mineralogy, and capital parameters — from 10 TPD artisanal skid units to 2,500+ TPD enterprise EPC plants and operational turnaround retrofits.

10 – 2,500+Tonnes Per Day CapacityScalable Across 4 Tiers
88% – 97.5%Au Recovery BenchmarkCertified Metallurgical Testwork
3 – 5 WksFastest Skid CommissioningPre-Fabricated in Workshop
Migori HubSpares & Reagents Stock24/48-Hour Field Support
Engineered Scaling

Select Your Operational Mining Scale

Every tier is purpose-engineered to optimize gold liberation kinetics, mechanical availability, and capital payback.

Small Scale Mining
10 – 50 TPD88% – 94% Au Recovery
TIER 01 / MODULAR & ARTISANAL

Small Scale Mining

Artisanal & Modular Skid-Mounted Gold Plants

Engineered for artisanal cooperatives and small concession holders requiring high-efficiency modular CIP/CIL gold extraction with low initial capital and rapid on-site commissioning.

Target Output10 to 50 Tonnes Per Day (TPD)
Deployment3 to 5
Primary jaw crushing unit with vibrating grizzly feeder for -20mm primary discharge
Compact overflow rubber-lined ball mill with closed-circuit spiral classifier or mini cyclone
Centrifugal gravity gold concentrator for early coarse free-gold capture (up to 40% gravity recovery)
Medium Scale Mining
50 – 500 TPD92% – 96% Au Recovery
TIER 02 / COMMERCIAL OPERATIONS

Medium Scale Mining

Commercial Semi-Automated CIP/CIL Leaching Plants

Full-scale commercial plant engineering, automated leaching circuits, continuous carbon regeneration, and reliable spares support to ensure maximum runtime and recovery.

Target Output50 to 500 Tonnes Per Day (TPD)
Deployment8 to 14
Two-stage closed-circuit crushing: Primary jaw crusher + secondary cone crusher with vibrating sizing screen
Heavy-duty continuous overflow ball mill with hydrocyclone cluster classification loop
Dual trash screens to prevent wood fibers and oversized debris from entering carbon adsorption train
Large Scale Mining
500+ TPD94% – 97.5% Au Recovery
TIER 03 / ENTERPRISE & INDUSTRIAL

Large Scale Mining

Enterprise & Industrial Turnkey EPC Mining Facilities

End-to-end turnkey EPC delivery, automated SCADA process monitoring, high-rate thickening, advanced elution/electrowinning, and long-term metallurgical partnerships.

Target Output500 to 2,500+ Tonnes Per Day (TPD)
Deployment16 to 24
Heavy-duty 3-stage crushing circuit with secondary & tertiary cone crushers and triple-deck vibrating screens
Dual-stage grinding: SAG mill or primary heavy-duty ball mill followed by regrind circuit with closed-circuit cyclone clusters
High-rate pre-leach thickener with automated flocculant dosing to achieve steady 48% solids feed to leaching train
Plant Optimization & Turnaround
+5% to +18% Au+5% to +18% Au Recovery Uplift (Target Tailings < 0.15 g/t Au)
TIER 04 / TURNAROUND & UPGRADES

Plant Optimization & Turnaround

Diagnostic Audits, Tailings Recovery & Circuit Debottlenecking

Comprehensive diagnostic audits, kinetic leach profiling, carbon circuit remediation, and mechanical retrofits for operational plants suffering from gold loss, carbon fouling, or bottlenecks.

Target OutputApplicable to any operational plant from 25 to 2,000+ TPD
Deployment5 to 10
Comprehensive on-site diagnostic sampling and mass balance audit across all grinding, leaching, and elution stages
Grind size liberation profiling (P80 calibration) and hydrocyclone apex/vortex tuning to eliminate coarse gold loss
Activated carbon kinetic testing, activity restoration, and attrition minimization protocols
Side-by-Side Comparison

Technical Parameters Across Mining Tiers

Compare throughput duties, milling technology, leach circuit volumes, elution systems, and typical ROI across our four engineering tiers.

ParameterSmall Scale (10–50 TPD)Medium Scale (50–500 TPD)Large Scale (500+ TPD)Plant Optimization
Core ApplicationArtisanal & junior concessionsCommercial 24/7 mine pitsEnterprise & industrial minesOperating plant retrofits
Expected Au Recovery88% – 94% Au92% – 96% Au94% – 97.5% Au+5% to +18% Boost
Grinding / ComminutionSingle modular skid ball millClosed-circuit overflow ball millSAG + Ball mill + Regrind circuitLiberation & P80 calibration
Classification SystemPU Screen / Mini Cyclone4-way Hydrocyclone ClusterMulti-line 12-way Cyclone ClusterVortex & Apex sizing tuning
Leaching Architecture4–6 Skid CIL Tanks (10–25m³)6–8 Welded Tanks (80–250m³)8–10 Carousel Tanks (300–800m³)Agitator & Screen Retrofit
Elution & Gold RoomCompact Batch Zadra SkidPressure Zadra + Rotary KilnAutomated AARL + Induction FurnaceStripping kinetic optimization
Automation & ControlManual / Semi-Auto PanelsPLC + Auto Reagent DosingFull Centralized SCADA / DCSOnline DO & Cyanide Probes
Action DossierDetails Details Details Details
Direct Engineering Authority

Unsure which plant scale fits your mineral deposit?

Send your head grade, ore lithology, and target daily tonnage to our principal metallurgists in Migori and Nairobi for a preliminary flowsheet recommendation.

The Green Ngoria Performance Guarantee

All plant designs undergo mandatory mass balancing and diagnostic leach validation to ensure that promised gold recovery rates are achieved during on-site commissioning.

Certified Cold & Hot Commissioning Sign-Off
Stocked Spares & Reagents Hub in Migori
Complete On-Site Operator Mentoring Included