Quarry (frankie Macfarlane Mysteries, Book 3)

Geologist Frankie MacFarlane is drawn into a police investigation when the remains of her former fianc are found in the desert. After a student and several of her colleagues are attacked, Frankie realizes she may be the killer's next target.

As geologist Frankie MacFarlane prepares for her doctoral dissertation defense, two members of her committee are brutally attacked, one of them fatally. Meanwhile, the case on the supposedly deceased Geoff Travers is reopened, forcing Frankie to deal with the possibility that her former fiance might still be alive. And, while working on a vertebrate fossil quarry, fellow student Dora Simpson is abducted. For her, time is running out. In the Mojave Desert, amid the arroyos and volcanic mesas of the Cady Mountains, Frankie finds the final pieces to these puzzles--and becomes the quarry.