Larvotto’s Blockade copper mine option: resource and processing lens for engineers
Reviewed by Tom Sullivan

First reported on Australian Mining
30 Second Briefing
Larvotto Resources has exercised its option over the historical Blockade copper mine northeast of Mount Isa after confirmatory reverse circulation drilling beneath the old open pit returned 31m at 1.16 per cent copper from 63m. Eight RC holes were completed to validate historical data before proceeding, with resource definition drilling scheduled to start in the September quarter. A maiden JORC resource estimate is planned, signalling potential for near-surface sulphide mineralisation that could be integrated with existing Mount Isa processing infrastructure.
Technical Brief
- Drilling targeted mineralisation directly beneath the existing Blockade open pit, indicating potential pit-deepening scenarios.
- Historical status of the Blockade mine suggests existing surface disturbance and partial mining infrastructure for potential reuse.
- RC drilling beneath a legacy pit reduces sterilisation risk and focuses spend on confirmed mineralised trends.
Our Take
With only a handful of copper‑tagged items in our recent mining coverage featuring both near‑surface grades above 1% and brownfields settings like Mount Isa, Blockade could offer Larvotto a relatively low‑capex, quick‑turn addition to its Queensland copper pipeline.
Larvotto’s existing mine‑gate offtake with Glencore from Hillgrove suggests that, if Blockade advances, the company may be able to leverage established relationships with major processors in the region to de‑risk future copper concentrate marketing from Mount Isa.
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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