Cenozoic rocks in the Barstow basin area of southern California; stratigraphic relations, radiometric ages, and paleomagnetism

El Introduction 2 Potassium-argon and paleomagnetic sampling and analysis 2 Previous stratigraphic interpretations 5 Potassium-argon dates and stratigraphic revisions 7 Lane Mountain Quartz Latite 7 Jackhammer and Pickhandle Formations 9 Andesite and dacite of the Calico Mountains 10 Barstow Formation 10 Andesite of Murphy's Well 11 Black Mountain Basalt 11 Paleomagnetic analysis 11 Conclusions 14 References cited 14