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Shaded relief map of the Llano Estacado. Texas contains a wide variety of geologic settings. The state's stratigraphy has been largely influenced by marine transgressive-regressive cycles during the Phanerozoic, with a lesser but still significant contribution from late Cenozoic tectonic activity, as well as the remnants of a Paleozoic mountain range.
Granite Mountain is a solid dome, also known as a bornhardt, of pink granite (pink granite is also known as Sunset Red) rising over 860 feet one mile west of Marble Falls, Texas. Since quarry operations began in the late 19th century, the distinctive pink-red colored rock has been used in the construction of the Texas State Capitol in Austin ...
Hammond was originally the site of two plantations purchased by Dr. B.F. Hammond in 1853. After the Civil War, Hammond became a small community which primarily served former slaves from the plantation. In 1869, the Houston and Texas Central Railway built a station in Hammond. Hammond had a post office from 1870 until the 1930s.
W.N. Flynt Granite Co., in Monson, Massachusetts, a granite quarry that opened in 1809 and operated until 1935. By 1888, the company employed over 200 workers, and produced about 30,000 tons of granite per year. Quincy Quarries Reservation, in Quincy, Massachusetts, producer of granite from 1826 to 1963, including for the Bunker Hill Monument.
File information Description This is a simple map of the City of Rocks State Park in New Mexico. The map includes the trails in the park as well as the man made features.
Enchanted Rock covers roughly 640 acres (260 ha) and rises around 425 feet (130 m) above the surrounding terrain to an elevation of 1,825 feet (556 m) above sea level. It is the largest pink granite monadnock in the United States. Enchanted Rock State Natural Area, a part of the Texas state park system, includes 1,644 acres (665 ha). [4] In ...
Llano Uplift - geologic map. The Llano Uplift can be considered an uplift by either its pattern on a geological or structural map of the top of the Precambrian rocks. It qualifies as an uplift because it consists of an extensive Precambrian basement high that is exposed by virtue of its surface lying significantly above in elevation the surface of surrounding Precambrian basement.
The property of the 3 acres (1.2 ha) area is shared between DeSoto Parish, Louisiana (1 acre) and Panola County, Texas (2 acres), with the marker itself being a direct property of U.S. Government [3] The marker was added to the National Register of Historic Places on April 13, 1977. [ 1 ]