Take context from the input text and decide on the accurate relationship between 'Lonmin' and 'Mining' from the options provided.
Options: industry, developer, business division, stock exchange

Miners Evraz , Lonmin (LSE: LMI.L - news ) and Acacia Mining (LSE: ACA.L - news ) were trading in the red as metal prices tentatively recovered from a three-day decline.
industry