The latest entry in the bestselling Timber Press Field Guide series, Rocks, Minerals, and Geology of the Pacific Northwest is an essential trailside reference. Rocks, and Minerals, and Geology of the Pacific Northwest profiles 100 rocks, minerals, and fossil types found in Oregon and Washington. The content is organised by the most common colour for each type. Each entry has colour photography showing a range of possibilities in appearance and a description of the defining physical properties and textures. Lists of minerals organised by other physical properties like habit, hardness, and cleavage are included, along with identification flow charts. Rocks, and Minerals, and Geology of the Pacific Northwest also includes 40 landscape features viewable along trails in Washington and Oregon that will empower hikers to make observations and interpretations about how these features came to be. AUTHORS: Leslie Moclock is the former curator at the Rice Northwest Museum of Rocks and Minerals. She holds a M.S. in Geology from the University of California-Davis and a B.A. from Amherst College in Massachusetts. Leslie has extensive experience educating the public about rocks and minerals through exhibit design, public lectures, in-school classroom programs, and informal interactions at the museum. Jacob Selander is a geology instructor at Highline College in Des Moines, IA. He graduated from University of Oregon with a B.S. in Geological Sciences before going on to the University of North Carolina at Chapel Hill and the University of California, Davis, for a M.S. and Ph.D., respectively. 336 colour photographs