The Bay Area hosts a wealth of mineral and energy resources. Go beyond gold mining and learn about the historic mercury mine of New Almaden, coal mines at Mt. Diablo, and copper mines in Oakland, and discover what mineral resources are being extracted today. Find out how the Clear Lake geothermal power plants harness the earth's internal heat to generate electricity. The study of fossils by USGS paleontologists plays a key role in understanding the geologic history of the Bay Area. See actual fossils, including pinhead-sized foraminifera and radiolaria, which are abundant in Bay Area rocks but which you probably never knew were there.
Geologists record their data by making maps.
The symbols, colors and patterns of a map tell a story. Learn how to identify common Bay Area rock types and how to interpret maps to decipher their stories. Also investigate the process of computerized map creation, from the collection of geologic data to the final draft of a digital map. The American West has had a captivating history of oceans washing in and out, mountains building up and crumbling down, and earthquakes shifting the earth beneath our feet. Ask questions as USGS scientists recount tales of this area's geologic past, present, and future.