Mine is expected to be put on full care and maintenance in September quarter.
The three-year gas supply deal will start July 1.
Underground development work expected to restart July 1.
New tunnel will cut costs of overground handling and haulage and allow cheaper exploration.
Poland's coal sector badly hit by COVID-19 outbreak.
Diamond miner is cutting output forecast and temporarily closing another mine
Company targets 50% reduction of non-ore going into the grinding process.
Mining Magazine brings its readers the 'Automation and Control' issue
Peruvian government has extended the national COVID-19 emergency, but some mining can restart.
No impact on production guidance from Golden Star's mines in Ghana for 2020.
Operations recommenced after several hours and there was no impact to production.
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