mine · Canada

Cigar Lake

A high-grade uranium mine using jet boring in ground-frozen conditions.

OperatingProductionProject score 84
Operator
Cameco
Country
Canada
Mine life
10 yrs
Capex
Profile

Resource, economics and jurisdiction

Resource
Very high-grade unconformity uranium deposit.
Production
Around 18 Mlbs U3O8 annually, milled at McClean Lake.
Economics
Strong margins driven by grade despite technically complex mining.
Infrastructure
Ground freezing plant and mill toll agreement.
Jurisdiction
Very low risk
Ownership
Cameco 54.5%, Orano 40.5%
Region
Saskatchewan
Overview

What this asset is

A high-grade uranium mine using jet boring in ground-frozen conditions.

Methodology

Earthern Project Score 84

Version v0.1

Resource Quality
82 (weight 1.2) — Grade, continuity and metallurgical complexity of the resource.
Project Scale
86 (weight 1) — Annual output potential relative to the global market for its primary mineral.
Development Stage
88 (weight 0.9) — How far the asset has advanced toward or through production.
Jurisdiction
80 (weight 1.1) — Political stability, permitting predictability and rule of law.
Infrastructure
80 (weight 0.9) — Access to power, water, transport and processing capacity.
Economics
82 (weight 1.2) — Cost position and margin resilience through the price cycle.
Strategic Importance
93 (weight 1) — Relevance to national critical mineral strategies and allied supply chains.
Supply-Chain Value
89 (weight 1) — Whether the asset relieves a genuine downstream bottleneck.
Sustainability
85 (weight 0.9) — Carbon intensity, water use, tailings approach and community standing.
Execution Risk
76 (weight 1) — Technical, financing and schedule risk to reaching nameplate output. Higher is lower risk.
Materials

Minerals produced

Assets

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