Black Rock Mining
Black Rock Mining Ltd (ASX: BKT) is developing the Mahenge Graphite Project in Tanzania, one of the largest JORC-compliant flake graphite resources globally.
Last updated September 1, 2026
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Overview
Black Rock Mining Ltd (ASX: BKT) is an Australian-listed company focused on the Mahenge Graphite Project in Tanzania. The project hosts a multi-generational graphite resource and is one of the largest JORC-compliant flake graphite resources globally, with 213m tonnes @ 7.8% TGC and a reserve of 70m tonnes @ 8.5% TGC. The Enhanced Definitive Feasibility Study considers a four-stage construction schedule to deliver 347,000 tonnes per annum of up to 99% LOI Ultra Purity flake graphite concentrate for 26 years. The company highlights low capital expenditure, high margin, low technical risk, and superior economics.
History
Black Rock Mining Ltd (ASX: BKT) is developing the Mahenge Graphite Project in Tanzania. The project hosts a multi-generational graphite resource and is one of the largest JORC-compliant flake graphite resources globally, with 213m tonnes @ 7.8% TGC, and a reserve of 70m tonnes @ 8.5% TGC. The Enhanced Definitive Feasibility Study considers a four-stage construction schedule to deliver in full production 347,000 tonnes per annum of up to 99% LOI Ultra Purity flake graphite concentrate for 26 years.
Recent events
POSCO acquires stake in Black Rock Mining[3]
Reported:
POSCO announced that it acquired a 15% stake in Black Rock Mining, which owns the Mahenge graphite mine in Tanzania, for around $7.5 million.
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