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Caltrans District 7 Headquarters in Los Angeles, designed by Thom Mayne. Caltrans District 8 Headquarters in San Bernardino Caltrans headquarters in Sacramento. The earliest predecessor of Caltrans was the Bureau of Highways, which was created by the California Legislature and signed into law by Governor James Budd in 1895. [7]
In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...
Moss Agate Creek is a stream in the U.S. state of South Dakota. [1] Moss Agate Creek derives its name from deposits of moss agate. [2]
Agate (/ ˈ æ ɡ ɪ t / AG-it) is a variety of chalcedony, [1] which comes in a wide variety of colors. Agates are primarily formed within volcanic and metamorphic rocks.The ornamental use of agate was common in ancient Greece, in assorted jewelry and in the seal stones of Greek warriors, [2] while bead necklaces with pierced and polished agate date back to the 3rd millennium BCE in the Indus ...
Amtrak California (reporting mark CDTX) is a brand name used by the California Department of Transportation (Caltrans) Division of Rail for three state-supported Amtrak regional rail routes in California – the Capitol Corridor, the Pacific Surfliner, and the San Joaquins [1] – and their associated connecting network of Amtrak Thruway transportation services.
The James River (also known as the Jim River or the Dakota River) is a tributary of the Missouri River, approximately 710 miles (1,140 km) long, draining an area of 20,653 square miles (53,490 km 2) in the U.S. states of North Dakota and South Dakota. [1] About 70 percent of the drainage area is in South Dakota. [2]
According to the South Dakota State Historical Society's Archaeological Research Center, over 26,000 archaeological sites have been recorded in the U.S. state of South Dakota. [ 1 ] This list is broken down by county and encompasses sites across all of what is now South Dakota.
Hundreds of feet of younger sediment cover the White River group in southwest South Dakota. Miocene sandstones, which often form cliffs, often overlay the White River Formation. A period of erosion occurred in South Dakota during the Pliocene. Particularly in western South Dakota, the mobilization of coarse sediments formed the Ogallala aquifer ...