Chambless Rock Collecting Area
Bureau of Land Management Needles Field Office Needles, CA 92363
From Needles, CA, take I-40 west approx. 25 miles to the Mountain Springs Road exit. Exit south and take National Trails Highway west approx. 35 miles to BLM Route NS328 (just west of Chambless, CA). Turn right onto NS328 and drive approx. 2 miles. The rock collecting area will be on both sides of the route.