Utilize the input text as a context reference, choose the right relationship between Glencore and mining from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

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.

Answer: industry