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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 Entrada Sandstone is a formation in the San Rafael Group found in the U.S. states of Wyoming, Colorado, northwest New Mexico, northeast Arizona, and southeast Utah. Part of the Colorado Plateau , this formation was deposited during the Jurassic Period sometime between 180 and 140 million years ago in various environments, including tidal ...
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 .
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
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.
Chumash Painted Cave State Historic Park is a unit in the state park system of California, United States, preserving a small sandstone cave adorned with rock art attributed to the Chumash people. Adjoining the small community of Painted Cave , the site is located about 2 miles (3.2 km) north of California State Route 154 and 11 miles (18 km ...
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.