The San Manuel mine, operational from 1955 until 1999, was shut down following a prolonged period of low copper prices.
The copper mine will undergo refurbishment to facilitate the restart of copper sulphide production.
The full phase three drill programme aims to complete 20 diamond drill-holes over a total of 5,000m.
By KSB GIW, Inc.
The inclusion signals that the province recognises the project's potential impact on its critical minerals strategy.
Exiro Nickel Company will comprise Exiro Minerals, Orion Resource Partners, CGF and VBM.