Mining operation at golden hour
Houston, TX • Est. 1987

Unearthing Tomorrow's Resources

Three Forks Mining Company delivers precision mineral exploration, full-spectrum mining operations, and expert geological consulting across North America's most promising territories.

37+

Years of Experience

240+

Projects Completed

18M

Tons Mined

99.2%

Safety Record

Geological team examining mineral samples

37

Years
Strong

About Three Forks

Pioneering Mineral Discovery Since 1987

Founded in Houston, Texas, Three Forks Mining Company has grown from a small exploration outfit into one of North America's most trusted names in mineral resource development. Our team combines cutting-edge geological science with decades of field expertise.

We specialize in identifying, evaluating, and developing mineral deposits across diverse geological settings. Our integrated approach ensures maximum resource recovery while maintaining the highest environmental and safety standards.

Decades of Expertise

Deep institutional knowledge across all mining disciplines.

Safety First Culture

Industry-leading safety protocols and compliance standards.

Advanced Analytics

Data-driven decision making with proprietary modeling tools.

Modern Fleet

State-of-the-art equipment maintained to exacting standards.

What We Do

Comprehensive Mining Services

End-to-end capabilities from initial exploration through full-scale production mining.

01

Mineral Exploration

Advanced geochemical analysis, geophysical surveys, and remote sensing to identify high-potential mineral deposits across diverse geological terrains.

Explore Database
02

Mining Operations

Full-spectrum open-pit and underground mining operations with optimized extraction methodologies, throughput management, and quality control.

View Fleet
03

Geological Consulting

Expert geological assessments, resource estimation, feasibility studies, and reserve reporting compliant with NI 43-101 and JORC standards.

Survey Tool
Mineral Exploration Database

Live Project Portfolio

Real-time tracking of our active mineral exploration sites across North America.

Satellite geological survey map

Interactive Site Map

24 active exploration sites across 6 regions

No projects match your search.
Active Site

Copper Basin Project

AZ — Drilling Phase 2 underway. Copper grades exceeding projections by 12%.

Advanced porphyry copper exploration with significant upside potential. Infill drilling confirms high-grade zones.
4,200Acres
Phase 2Current Stage
180KTons Est.
Discovery

Rio Grande Lithium

TX — New lithium brine deposit confirmed. PEA initiated Q3 2025.

Promising lithium brine deposit in the Rio Grande basin. Preliminary Economic Assessment underway with strong PFS indicators.
8,500Acres
PEACurrent Stage
12MTons Brine
Development

Yellowstone Rare Earths

MT — Feasibility study complete. Production decision pending board review.

Carbonatite-hosted rare earth deposit with excellent heavy REE distribution. Bankable feasibility study completed Q2 2026.
6,100Acres
FeasibilityCurrent Stage
95KTons REO
Prospecting

Appalachian Gold Vein

VA — Surface sampling phase. 4.2 g/t avg. gold across 2km strike length.

Orogenic gold system with visible gold in quartz veins. Surface channel sampling confirms continuous mineralization.
2,800Acres
SamplingCurrent Stage
4.2 g/tAvg. Grade
Geological Survey Tool

Terrain Analysis Dashboard

Multi-spectral analysis and mineral composition profiling for informed resource assessment.

Mineral Composition by Site

Copper
87%
Gold
72%
Lithium
64%
Rare Earth
53%
Silver
48%
Primary minerals
Precious metals
Battery metals

Overall Site Viability Score

87

Excellent

Composite assessment based on geological, economic, and environmental factors across all active sites.

Equipment Fleet Tracker

Fleet Operations Center

Real-time monitoring of 87 active machines across all operational sites.

62 Operational
14 In Maintenance
8 In Transit
3 Out of Service
No equipment matches your search or filter.
Equipment Location Status Hours Next Service
CAT 797F Haul Truck
TF-001
Copper Basin, AZ
Operational
12,847 hrs
340 hrs
400 TonPayload Capacity
Cat C175Engine
92%Availability
340 hrsUntil Service
Komatsu PC8000 Excavator
TF-014
Copper Basin, AZ
Operational
9,215 hrs
180 hrs
80 TonOperating Weight
KomatsuEngine
88%Availability
180 hrsUntil Service
Liebherr T284 Truck
TF-027
Yellowstone, MT
Maintenance
15,420 hrs
Due now
360 TonPayload Capacity
MTUEngine
ScheduledMaintenance Type
~5 daysEst. Return
Caterpillar MD6310 Drill
TF-042
Rio Grande, TX
Operational
6,893 hrs
520 hrs
6-1/8"Bit Size
325 ftMax Depth
95%Availability
520 hrsUntil Service
Atlas Copco FlexiROC D65
TF-058
Appalachian, VA
In Transit
4,112 hrs
780 hrs
6.5"Hole Diameter
115 ftMax Depth
En routeETA Copper Basin
780 hrsUntil Service
Safety Compliance Dashboard

Zero Harm. Every Shift.

Comprehensive safety metrics across all operations — because every worker goes home safe.

412

Days Without Incident

3

Open Audit Items

99.2%

Compliance Rate

847

Training Hours This Quarter

Recent Safety Reports

Monthly Safety Audit Complete

Copper Basin site — all checkpoints passed

Sep 8, 2026
Copper Basin
Passed
Audit Details
Comprehensive monthly safety audit covering all operational zones. 47 checkpoints inspected — zero non-conformances found. Equipment guards, ventilation systems, and emergency protocols all verified compliant.
47Checkpoints
0Non-Conformances
Lead Auditor: R. MartinezInspector
Equipment Guard Replacement

Minor guard wear on excavator TF-014 — scheduled repair

Sep 5, 2026
Copper Basin
Pending
Corrective Action
Routine inspection identified wear on the primary access guard of Komatsu PC8000 excavator TF-014. Replacement guard manufactured and scheduled for installation during next maintenance window. Equipment remains operational with temporary safety protocol in place.
TF-014Equipment
Sep 10, 2026Target Date
In ProgressStatus
Emergency Drill Completed

Full evacuation drill — 100% participation

Sep 2, 2026
All Sites
Passed
Drill Summary
Company-wide emergency evacuation drill conducted simultaneously across all 6 operational sites. 847 personnel participated with 100% headcount verification. Evacuation time: 4 minutes 12 seconds (target: under 5 minutes).
847Participants
4:12Evac. Time
6Sites
New PPE Standards Update

Updated fall protection protocols for all underground operations

Aug 28, 2026
Company-wide
Completed
Policy Update
Updated fall protection and PPE standards in accordance with latest MSHA regulations. New protocols include enhanced harness requirements, updated anchor point specifications, and mandatory dual-lanyard systems for all work above 6 feet underground.
MSHARegulation
100%Training Complete
Aug 28Effective Date

Compliance Metrics

OSHA Standards 100%
MSHA Requirements 98%
Environmental Permits 100%
Training Completion 94%
Equipment Inspections 97%
Client Voices

Trusted by Industry Leaders

"Three Forks delivered our feasibility study three weeks ahead of schedule. Their geological modeling accuracy was exceptional — the reserve estimate matched our drilling results within 2%."

James Hartwell
James Hartwell
VP Exploration, Pacific Minerals Corp

"Their safety record speaks for itself. In 18 months of partnership, not a single lost-time incident. Three Forks sets the standard for operational excellence in mining."

Sarah Chen
Sarah Chen
Director of Operations, Continental Resources

"The exploration database they built gave us visibility we never had before. Real-time data from 12 sites, all in one dashboard. It transformed how we allocate capital."

Marcus Rivera
Marcus Rivera
CEO, Southwest Mining Holdings
Get In Touch

Let's Build Something Together

Whether you need exploration support, geological consulting, or a full mining operations partner — we're ready to talk.

Headquarters

Houston, TX

Phone

(713) 589-3770

Email

info@threeforksmining.com