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The California Geological Survey has had many names over its history. The original Geological Survey of California was replaced in April 1880 by the new California State Mining Bureau. This was renamed the Division of Mines in 1927. In 1962 the division's name was expanded to be California Division of Mines and Geology, a name that lasted until ...
California Geological Survey (CGS) The California Geological Survey provides scientific analysis of the state's geology, seismic hazards, and mineral resources. Historically, CGS began as a short-lived California Geological Survey (1860–1874). In 1880, the California Legislature created the State Mining Bureau, which focused solely on mining and mineral resources and reported directly to the ...
The geology of California is highly complex, with numerous mountain ranges, substantial faulting and tectonic activity, rich natural resources and a history of both ancient and comparatively recent intense geological activity. The area formed as a series of small island arcs, deep-ocean sediments and mafic oceanic crust accreted to the western ...
During construction, millions of fossils were found at a California high school, including megalodon teeth, extinct dolphins, and bird skulls.
In 1933, the Long Beach earthquake occurred in a populated area and damaged or destroyed many public school buildings in Long Beach and Los Angeles. Some decades later, the San Fernando earthquake affected the San Fernando Valley north of Los Angeles with heavy damage to several hospitals. In both cases, the perception of California policy ...
California Geological Survey CGS is California's primary source of geologic and seismologic products and services for decision making by California's government agencies, its businesses and the public. [1] Since the 1960s, when it was known as the California Division of Mines and Geology, CGS has produced many maps that depict landslide features and potential slope-failure areas. CGS products ...
Geography of California. Coordinates: 37°9′58″N 119°26′58″W. Map of California topography and geomorphic provinces. California's major mountain ranges. California is a U.S. state on the western coast of North America. Covering an area of 163,696 sq mi (423,970 km 2), California is among the most geographically diverse states.
^ California Division of Mines and Geology.ca..gov: "The GEOLOGY, GEOMORPHOLOGY, and SOILS of the SAN JOAQUIN VALLEY in the VICINITY of the MERCED RIVER, CALIFORNIA.", by RODNEY J. ARKLEY Lecturer and Specialist in the Agricultural Experiment Station, Department of Soils and Plant Nutrition, University of California, Berkeley, California.