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    Shut Nova Scotia mine’s $86M gold: stockpile plan and closure lens for engineers

    April 15, 2026|

    Reviewed by Joe Ashwell

    Shut Nova Scotia mine’s $86M gold: stockpile plan and closure lens for engineers

    First reported on MINING.com

    30 Second Briefing

    St Barbara has secured Nova Scotia approval to reprocess about three million tonnes of 0.4 g/t stockpiled ore at the closed Touquoy gold mine, targeting 38,000 oz of gold over 10–14 months with all-in sustaining costs of $1,598/oz and capital outlay of C$11.4 million to refurbish the mill. The industrial permit prohibits new mining, confines activity to the existing footprint, and requires all tailings to be backfilled into the open pit under an C$80 million reclamation bond. The campaign, expected to support 197 jobs, also underpins St Barbara’s 15‑Mile hub concept, aiming for 100,000 oz/year from 2030–2040 across 697 sq. km and 56 exploration targets.

    Technical Brief

    • Permit is issued as an industrial approval regulating processing only, with explicit environmental and human health conditions.
    • Ore stockpile originates from mining that ceased in 2023 at Touquoy, ~100 km northeast of Halifax.
    • Nova Scotia holds a C$80 million reclamation bond from Atlantic Mining to guarantee full closure works.
    • Site reclamation, initiated in 2024, continues across most of the lease, paused only around the mill during processing.
    • All processed waste must be deposited into the existing open pit, eliminating need for new tailings infrastructure.
    • Nova Scotia’s new Large Infrastructure File Team delivered the approval within the province’s target permitting timeframe.
    • The reprocessing campaign is expected to support 197 jobs, including rehiring Touquoy’s former management team.
    • Provincial critical minerals strategy (2024, updated 2025) designates gold as a strategic mineral alongside 20 critical minerals.

    Our Take

    The related February 2026 piece on St Barbara’s 697 sq. km exploration push around the 15-Mile hub shows that the 56 targets within a 75-km radius are already part of a much larger, district-scale mesothermal gold play in Nova Scotia rather than a standalone stockpile clean-up.

    With only a handful of gold-price pieces but many project- and sustainability-tagged items in our database, Touquoy’s low-grade (0.4 g/t) stockpile reprocessing fits a pattern where operators in Canada are trying to extract marginal ounces while simultaneously demonstrating progressive closure and reclamation performance.

    For a mid-tier valued at about A$853 million, the C$11.4 million capital outlay at Touquoy is relatively modest, suggesting St Barbara can treat this as a short-cycle option on higher gold prices while preserving balance sheet capacity for larger Nova Scotia or international growth moves flagged in other coverage.

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    Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.

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