Take context from the input text and decide on the accurate relationship between 'Lonmin' and 'Mining' from the options provided.
Options: industry, headquarters location, chairperson, owned by

Mining groups Anglo American (LSE: AAL.L - news ) and Lonmin (LSE: LMI.L - news ) announced plans to reduce their headcounts by a combined 12,000 employees owing to falling metals prices in a weak global economy.
industry