Ian Waldie by Vanessa Desloires Glencore's true value has analysts guessing Glencore shares routed amid debt concerns Markets Live: $35b wiped off ASX Shares in Australia's biggest mining company, BHP Billiton, have fallen to a seven-year low after being caught up in a rout of rival Glencore, which lost 30 per cent of its share price overnight.
Take context from the input text and decide on the accurate relationship between 'Glencore' and 'mining' from the options provided.
Options: chief executive officer, developer, industry, director/manager