Caledonia Mining says Blanket Mine measured, indicated gold resources rise 22% to 2.18 million oz

Caledonia Mining said Blanket Mine underground measured and indicated resources rose 22% to 2,178,000 oz of gold as of June 30, 2026.

• Resource growth reflected 16% higher tonnes to 17,674,000, with grade up to 3.83 g/t from 3.64 g/t previously.
• Inferred underground resources fell 30% to 748,000 oz, mainly from conversion into higher-confidence categories.
• Maiden surface indicated resource totaled 30,000 oz, including oxide and transitional material aimed at potential heap-leach processing.
• Metallurgical tests showed up to 67% heap-leach recoveries; oxide mining could start in H1 2027, targeting 40,000 tonnes monthly.