Fuzzy Nation by John Scalzi

Jack Holloway works alone, for reasons he doesn’t care to talk about. Hundreds of miles from ZaraCorp’s headquarters on planet, 178 light-years from the corporation’s headquarters on Earth, Jack is content as an independent contractor, prospecting and surveying at his own pace. As for his past, that’s not up for discussion.

Then, in the wake of an accidental cliff collapse, Jack discovers a seam of unimaginably valuable jewels, to which he manages to lay legal claim just as ZaraCorp is cancelling their contract with him for his part in causing the collapse. Briefly in the catbird seat, legally speaking, Jack pressures ZaraCorp into recognizing his claim, and cuts them in as partners to help extract the wealth… Read more.