Join Steven Sawyer for a popular field trip to the Shoofly Oolites, one of the largest outcrops of Oolites in North America—located 70 miles from Boise near Grand View. We will meet at 9:45am near the McDonald’s, 6574 S Federal Way (Albertsons Shopping Center) near the intersection of I-84 and Hwy 21 for a 10am departure. Home early afternoon. Please carpool as much as possible. Paved roads the entire way. Sponsored by Idaho Museum of Mining and Geology, 2455 Old Penitentiary Rd. Nonmembers of the museum $20 plus Eventbrite fee, Museum Members and Children are free. Pre-registration is required.