The rugged desert landscape of Joshua Tree National Park is famous for many features, including impressive outcrops of monzonite, granite, and related granitic rocks – a rock climber’s and nature lovers’ paradise. Richard Hazlett, co-author of Joshua Tree Geology, will present a virtual lecture noon, Thursday, September 17, on the origins of the granite of the Joshua Tree National Park landscape. Reservations are required; see this story at z1077fm.com to sign up.
