Flint, occasionally flintstone, is a sedimentary cryptocrystalline form of the mineral quartz, categorized as the variety of chert that occurs in chalk or marly limestone. Historically, flint was widely used to make stone tools and start fires.
The Black Rock Desert is a semi-arid region of lava beds and playa, or alkali flats, situated in the Black Rock Desert–High Rock Canyon Emigrant Trails National Conservation Area, a silt playa 100 miles (160 km) north of Reno, Nevada, that encompasses more than 300,000 acres (120,000 ha) of land and contains more than 120 miles (200 km) of historic trails. It is in the northern Nevada section of the Great Basin with a lakebed that is a dry remnant of Pleistocene Lake Lahontan.
The North Downs are a ridge of chalk hills in south east England that stretch from Farnham in Surrey to the White Cliffs of Dover in Kent. Much of the North Downs comprises two Areas of Outstanding Natural Beauty (AONBs): the Surrey Hills and the Kent Downs. The North Downs Way National Trail runs along the North Downs from Farnham to Dover.
Anthony's Nose is a 900+ ft (270 m) peak in the Hudson Highlands along the east bank of the Hudson River in the hamlet of Cortlandt Manor, New York. It lies at the extreme northwest end of Westchester County, and serves as the east anchor of the Bear Mountain Bridge.
The Superstition Mountains is a range of mountains in Arizona located to the east of the Phoenix metropolitan area. They are anchored by Superstition Mountain, a large mountain that is a popular recreation destination for residents of the Phoenix, Arizona, area. They are roughly bounded by U.S. Route 60 on the south, Arizona State Route 88 on the northwest, and Arizona State Route 188 on the northeast.
Southeast Kansas is a region of the U.S. state of Kansas. It can be roughly defined by Woodson County in the northwest, Bourbon County in the northeast, Cherokee County in the southeast, and Montgomery County in the southwest. Geographically it is dominated by a broad rolling landscape located between the Flint Hills to the west and includes the Ozarks to the southeast. Some notable towns there include Pittsburg, Parsons, Coffeyville, Independence, Chanute, Fort Scott, and Iola.
The Asgard Range is a mountain range in Victoria Land, Antarctica. It divides Wright Valley from Taylor Glacier and Taylor Valley. It is south of the Olympus Range and north of the Quartermain Mountains and the Kukri Hills.
Ivanpah was a short-lived silver mining town located in San Bernardino County, California, United States. It was founded in 1869 and existed until at least the mid-1880s.
The geology of Kansas encompasses the geologic history and the presently exposed rock and soil. Rock that crops out in the US state of Kansas was formed during the Phanerozoic eon, which consists of three geologic eras: the Paleozoic, Mesozoic and Cenozoic. Paleozoic rocks at the surface in Kansas are primarily from the Mississippian, Pennsylvanian, and Permian periods.
The Bullfrog Hills are a small mountain range of the Mojave Desert in southern Nye County, southwestern Nevada. Bullfrog Hills was so named from a fancied resemblance of its ore to the color of a bullfrog.
Rosalia is a census-designated place (CDP) in Butler County, Kansas, United States. As of the 2020 census, the population was 149. It is located approximately 12 miles (19 km) east of El Dorado.
The Pryor Mountains are a mountain range in Carbon and Big Horn counties of Montana, and Big Horn County, Wyoming. They are located on the Crow Indian Reservation and the Custer National Forest, and portions of them are on private land. They lie south of Billings, Montana, and north of Lovell, Wyoming.
The Buckskin Mountains is a mountain range in La Paz County, Arizona, United States. The range lies just east of the north–south Colorado River, and borders south of the east–west, west-flowing Bill Williams River.
The Black Hills of Yavapai County are a large mountain range of central Arizona in southeast Yavapai County. It is bordered by the Verde Valley to the east. The northwest section of the range is bisected from the southeast section by Interstate 17, which is the main route connecting Phoenix to Sedona, Oak Creek Canyon, and Flagstaff. This bisection point is the approximate center of the mostly northwest by southeast trending range. The northwest section contains a steep escarpment on the northeast with the Verde Valley, the escarpment being the location of the fault-block that created the historic mining district at Jerome. The United Verde Mine was one of the largest copper mines in the United States, producing large quantities of copper, gold, silver and zinc.
The West Silver Bell Mountains are a small 10 mile (16 km) long mountain range of south-central Arizona, United States. The range lies in the north-central arid Sonoran Desert; the Madrean Sky Islands region of southeast Arizona, around Tucson is adjacent to the southeast.
The Vulture Mountains is a 29-mile (47 km) long, arid, low-elevation mountain range located in northwest Maricopa County, Arizona, United States. It is in the north perimeter region of the Sonoran Desert. The Arizona transition zone mountain ranges lie north and northeast, just north of Wickenburg, Arizona. The Yarnell Hill, about 14 miles (23 km) north of Wickenburg, rising into the Weaver Mountains to Yarnell, marks the dramatic elevation rise from the desert. It is also a viewpoint southwest and southeast of the desert regions, including the Vulture Mountains.
The Perris Block is the central block of three major fault-bounded blocks of the northern part of the Peninsular Ranges. The Perris Block lies between the Santa Ana Block to the west and the San Jacinto Block to the east. The Perris Block, was named by Walter A. English in 1925 for the city of Perris, located near the center of the block.
Red Hill is a mountain located in the Catskill Mountains of New York east-south of Frost Valley. Woodhull Mountain is located northeast of Red Hill.
Potic Mountain is a mountain in Greene County, New York. It is located in the Catskill Mountains west of Limestreet. Indian Ridge is located west, and Flint Mine Hill is located east of Potic Mountain.
