Take context from the input text and decide on the accurate relationship between 'Glencore' and 'mining' from the options provided.
Options: employer, industry, legal form, member of

A number of mining companies including Glencore (Xetra: A1JAGV - news ) , Kumba Iron Ore (Other OTC: KIROY - news ) , Sibanye Gold, Lonmin and Anglo American Platinum have said they plan to cut staff in the face of depressed prices and rising costs, but face pressure from unions and the government to maintain jobs.
industry