More general, heavily-weighted mining stocks suffered the brunt of the losses, with Glencore (Xetra: A1JAGV - news ) , Antofagasta (Other OTC: ANFGF - news ) , BHP Billiton (NYSE: BBL - news ) , Rio Tinto (LSE: RIO.L - news ) and Fresnillo (Other OTC: FNLPF - news ) all in the red as metals prices declined across the board, with the exception of aluminium.
In the context of the input sentence, determine the relationship between 'Glencore' and 'mining'.
Options: founded by, director/manager, stock exchange, industry