** Black Rock Mining shares BKT.AX rise 7.1% to A$0.031

** Stock at highest level since May 16

** Graphite miner increases total commitments under existing loan facilities agreement by $25 million to $204 million

** Lenders include Development Bank of Southern Africa, Industrial Development Corporation of South Africa and CRDB Bank CRDB.TZ

** Loan facilities to fund Mahenge Graphite Project in Tanzania, co says

** BKT down 17.6% YTD

(Reporting by Adwitiya Srivastava in Bengaluru)

((Adwitiya.Srivastava@thomsonreuters.com))