Cobalt Blue Holdings Limited announced that as previously reported, underground mining has been completed with 4,500 t of ore extracted. Concentrator circuit has subsequently completed phase one of testwork on 500 t of ore. The company expected a further 2,500-3,000 t of ore to be concentrated over the next 4 weeks.

Gravity circuit upgraded cobalt in ore to 4,300 ppm in concentrate (with 75% mass rejection). Cobalt in ore varied from low grade 500 ppm to >1,000 ppm with consistency of upgrade confirmed. Kiln circuit commissioned, with leach and MHP production circuits to follow shortly.