Mining stocks were under the cosh, with Anglo American (LSE: AAL.L - news ) , Glencore (Amsterdam: GX8.AS - news ) , BHP Billiton (NYSE: BBL - news ) and Antofagasta (Other OTC: ANFGF - news ) all firmly lower as metals prices fell across the board, with the exception of tin and nickel.
Take context from the input text and decide on the accurate relationship between 'Glencore' and 'Mining' from the options provided.
Options: parent organization, industry, developer, headquarters location