Take context from the input text and decide on the accurate relationship between 'GLENCORE' and 'mining' from the options provided.
Options: original broadcaster, owned by, distribution format, industry

* GLENCORE - Global mining and trading firm Glencore Plc and Australia's Bloomfield Group agreed to acquire Vale's Integra coal mine in Australia for undisclosed terms, the buyers said in an emailed statement on Wednesday.
industry