Critical Metals Corp (Nasdaq: CRML) Achieves Breakthrough Tanbreez Heavy Rare Earth Results: >99% Dissolution of Eudialyte Concentrate Into 19 Ultra-High-Purity Rare Earth Products; Refinery Study Projects US$1.8–2.2b in Annual Refinery Revenue

Original announcement by globenewswire on

Company
Critical Metals Corp
Ticker
CRML
Exchange
Unavailable
Region
Romania
Primary commodity
Rare earth
Secondary commodities
Silica, Niobium, Tantalum, Hafnium
Document categories
Metallurgy, Economic study
Extracted
2026-09-16 12:43:23 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Critical Metals Corp has released preliminary economic modelling for its proposed Romania Process Refinery, which aims to process Tanbreez eudialyte concentrate. The study projects an NPV10 of US$4.5 billion, an IRR of 55%, and annual revenues of approximately US$2.2 billion, bolstered by significant high-purity silica by-product sales.

Reasoning: The announcement presents a high-margin economic case for a downstream refinery in Romania, leveraging the Tanbreez resource. While the IRR is exceptional, the study is at a preliminary Class 4 stage with significant capital requirements.

Positive factors

  • High projected IRR of 55%
  • Significant by-product revenue from silica recovery
  • Strategic Western supply chain positioning
  • Innovative process reducing acid consumption by 85%

Negative factors

  • High initial CAPEX of US$1.85b
  • Class 4 estimate maturity (+/- 25%)
  • Subject to further engineering and metallurgical test work

Facts used in scoring: 3

Classification and evidence

PEA Onlyneutral

Only Class 4 / Initial Assessment economics available. Not bankable.

Why it applies: The study is described as a Class 4 estimate with +/- 25% accuracy, which aligns with a preliminary economic assessment/scoping level.

Evidence · text

“The current preliminary CAPEX estimate is US$1,85 billion (+/-25% Class 4 estimate).”

High IRRpositive

Post-tax real unlevered IRR in the strong tier or better.

Why it applies: The projected IRR of 55% is well above the strong tier for any commodity.

Evidence · text

“an IRR of approximately 55%”

Fast Paybackpositive

Payback in the strong tier or better, on the required basis.

Why it applies: The projected payback period of approximately two years is in the exceptional tier.

Evidence · text

“a projected payback period of approximately two years.”

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: The process involves a multistage, mixed-acid leach process and ion-exchange system.

Evidence · text

“uses a multistage, mixed-acid leach process operating at elevated temperatures”

Theoretical Recovery Onlynegative

Only theoretical or liberation-derived recovery reported, with no actual test result.

Why it applies: The disclosure includes a theoretical recovery figure, distinct from actual test results

Multi-Domain Testedpositive

Variability across ore domains (oxide, transition, fresh) has been addressed.

Why it applies: 2 distinct composites were tested

Extracted facts

Stored fact records: 2. Some facts used in scoring do not have a stored record.

Metallurgical Results (2)

Fact 1silicaRecovery: 99.99 %View all details
Link to this fact

Identity

Commodity
silica
Region
romania
Reported Region
Romania
Ticker
CRML

Test Work

Sample
Eudialyte concentrate feed

Recovery

Recovery
99.99 %
Recovery Basis
theoretical

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-16T00:00:00.000Z

Reasoning: The ability to recover 99.99% pure silica from a waste stream is a significant value driver.

Positive factors

  • Extremely high purity SiO2 powder production

Evidence · text

“designed to produce 99.99% SiO2 powder”

Tags used in scoring

Theoretical Recovery Onlynegative

Only theoretical or liberation-derived recovery reported, with no actual test result.

Why it applies: recovery_basis is theoretical

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

Fact 2hafniumView all details
Link to this fact

Identity

Commodity
hafnium
Region
romania
Reported Region
Romania
Ticker
CRML

Test Work

Sample
Refinery production projection

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-16T00:00:00.000Z

Reasoning: Provides specific production targets for high-value critical metal products.

Positive factors

  • Production of high-purity hafnium metal and chloride

Evidence · text

“produce approximately 50-70 tons per annum of high-purity hafnium metal”

Tags used in scoring

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.