Amargosa Scoping Study: how a Bauxite-Gallium Spinout Could Bankroll Brazilian Rare Earths’ Ambitions

Dec 15, 2025

Highlights

  • Brazilian Rare Earths' Amargosa Project delivers a scoping study showing 568 Mt JORC resource with 98 Mt direct-ship bauxite.
  • Targeting 5 Mtpa production with $119M capex and 1.2-year payback on $630M NPV.
  • Economics range from $403M to $970M NPV across pricing scenarios ($65-80/t).
  • Average annual EBITDA of $102M and free cash flow of $84M over 17 years.
  • Positioned as a capital-efficient bulk commodity play.
  • BRE explicitly frames Amargosa as a 2026 de-merger candidate to unlock value and fund its Rocha da Rocha rare earth province.
  • Truck-and-ship logistics now and optional rail expansion to 15 Mtpa later.

Brazilian Rare Earths Ltd.โ€™s (opens in a new tab) 100%-owned Amargosa Bauxiteโ€“Gallium Project (opens in a new tab) in Bahia, Brazil has delivered a scoping study (opens in a new tab) on December 14, positioning it as a โ€œlarge-scale, capital-efficientโ€ direct-ship bauxite (DSB) developmentโ€”and explicitly framing Amargosa as a potential de-merger candidate while BRE concentrates on its Rocha da Rocha (opens in a new tab) rare earth province.

That matters for rare earth watchers because the fastest route to โ€œTier-1โ€ magnet-material relevance is often not just gradeโ€”itโ€™s financing, permitting velocity, and optionality. A credible bulk-commodity cash engine (or a spinout that crystallizes value) can change the funding geometry for the REE side of the portfolio.

The headline numbers: scale, simplicity, and early cashflow

The scoping study highlights a JORC Mineral Resource Estimate of 568 Mt, including 98 Mt of โ€œhigh-quality, low silicaโ€ direct-ship bauxite with โ€œstrategic gallium content,โ€ supporting an initial ~5 Mtpa truck-and-shovel operation leveraging existing roads to an established export port. On the base case economics (using a $71/t spot bauxite assumption), the same highlights page flags forecast average EBITDA of $102M per year and free cash flow of $84M per year over a 17-year mine life, alongside an after-tax NPV8% of $630M and a 1.2-year payback. ย 

Capex and opex: where the cost curve case is made

A key part of the December story is how BRE is trying to win on execution risk: modest upfront capex, then scale later. The document breaks out capex to first production at $119M (including a 35% contingency), with $63M of deferred capex. Operating cost detail is similarly blunt: a modeled total operating cost of US $48.73/dmt, with ocean freight ($24.71/dmt) the single largest line itemโ€”meaning logistics discipline matters as much as mining.

Sensitivities and price decks: the market bet hiding in plain sight

BREโ€™s economic table lays out three pricing casesโ€”spot ($71/t), CM Group base ($65/t), and CM Group high ($80/t)โ€”with after-tax NPV8% ranging from $403M to $970M, and after-tax IRR ranging from 59% to 114%. Meanwhile, the market studies section underscores the macro narrative: Chinaโ€™s imported bauxite demand remains central, and the charted forecasts embed a โ€œhigher for longerโ€ scenario above the base case into the 2030s. ย 

The rail option: expansion later, not first

The scoping study also outlines a Southern Logistics โ€œFIOL Rail Pathway,โ€ describing the FIOL corridor as ~70% complete (with the linking segment largely constructed) and modeling a future export uplift toward ~15 Mtpa, while still arguing the 5 Mtpa DSB approach is the lower-risk near-term path. This sequencingโ€”truck-and-ship now, rail-and-scale laterโ€”reads like a deliberate attempt to avoid the classic rare-earth developer trap: years of infrastructure dependency before any cashflow.

Why this still belongs in Rare Earth Exchangesโ„ข

Amargosa is not a rare earth depositโ€”but the announcement repeatedly situates it inside a broader โ€œrare earth and critical mineralsโ€ value-creation pathway, including an explicit push toward a 2026de-merger while BRE focuses on its โ€œworld-classโ€ Rocha daRocha high-grade rare earth province. In REE terms, the logic is straightforward: monetize (or re-rate) a bulk commodity and strategic metal (gallium) asset to fund a longer-cycle, higher-margin rare earth pathwayโ€”especially if the market is willing to reward โ€œpure-playโ€ narratives on either side of the split.

What to watch next

Three near-term tells will determine whether this becomes real REE leverage or just corporate choreography:

  1. Whether the de-merger pathway advances on a firm timeline (and at what implied valuation), ย 
  2. Whether operating permits/logistics agreements translate into bankable development steps, and
  3. Whether BREโ€™s Rocha da Rocha rare earth story (resource growth, metallurgy, downstream partner interest) can capitalize on any funding headroom created by Amargosa.

ยฉ 2025 Rare Earth Exchangesโ„ข โ€“ Accelerating Transparency, Accuracy, and Insight Across the Rare Earth & Critical Minerals Supply Chain.

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By Steven

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