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The San Rafael Rock Quarry, also commonly known as the McNear Quarry, is a 172 acres (70 ha) granite quarry located east of San Rafael, California. Stone from the quarry has been used in many places, such as for levee maintenance in Novato and the Sacramento-San Joaquin Delta , and road improvement in Larkspur and San Francisco.
The Vaqueros Formation is a sedimentary geologic unit primarily of Upper Oligocene and Lower Miocene age, which is widespread on the California coast and coastal ranges in approximately the southern half of the state. It is predominantly a medium-grained sandstone unit, deposited in a shallow marine environment.
Mission San Rafael Arcángel was founded as the 20th Spanish mission in the colonial province of Alta California by three priests—Father Narciso Durán from Mission San José, Father Abella from Mission San Francisco de Asís, Father Luis Gíl y Taboada from La Iglesia de Nuestra Señora Reina de los Angeles—on December 14, 1817, four years before Mexico gained independence from Spain.
Consists of a basal conglomerate; thinly bedded red sandstone, siltstone, and shale deposited in a tidal flat environment; a sandstone sheet; and a second sequence of tidal flat deposits. Sinbad Limestone Member. Named for the Sinbad region in the San Rafael Swell. Consists of yellowish limestone deposited by a brief marine transgression.
The Carmel Formation is a geologic formation in the San Rafael Group that is spread across the U.S. states of Wyoming, Utah, Colorado, north east Arizona and New Mexico. Part of the Colorado Plateau , this formation was laid down in the Middle Jurassic during the late Bajocian , through the Bathonian and into the early Callovian stages.
San Rafael formations can be seen on the east-dipping part of the Waterpocket Fold. Climatic conditions were still arid when the locally 0 to 100 feet (0 to 30 m) thick Page Sandstone was deposited above the reach of high tide yet near the shore of an advancing sea (sabkha-like conditions). [12] This formation is composed of three members; the
The San Rafael Group is a geologic group or collection of related rock formations that is spread across the U.S. states of New Mexico, Arizona, Utah and Colorado. As part of the Colorado Plateau , this group of formations was laid down in the Middle Jurassic during the Bajocian , Bathonian and Callovian Stages .
Fairfax is an incorporated town in Marin County, California, United States. Fairfax is located 3.25 miles (5.2 km) west-northwest of San Rafael , [ 7 ] at an elevation of 115 feet (35 m). [ 1 ] The population was 7,605 at the 2020 census .