TY - RPRT TI - The Cedars ultramafic mass, Sonoma County, California AU - M. Clark Blake AU - Edgar H. Bailey AU - Carl M. Wentworth PY - 2012 DO - 10.3133/ofr20121164 UR - https://pubs.usgs.gov/publication/ofr20121164 ID - ofr20121164 ER -