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Red Mountain is a long
ridge A ridge or a mountain ridge is a geographical feature consisting of a chain of mountains or hills that form a continuous elevated crest for an extended distance. The sides of the ridge slope away from the narrow top on either side. The line ...
running southwest-northeast and dividing Jones Valley from Shades Valley south of
Birmingham, Alabama Birmingham ( ) is a city in the north central region of the U.S. state of Alabama. Birmingham is the seat of Jefferson County, Alabama's most populous county. As of the 2021 census estimates, Birmingham had a population of 197,575, down 1% fr ...
. It is part of the
Ridge-and-Valley The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending ...
region of the
Appalachian mountains The Appalachian Mountains, often called the Appalachians, (french: Appalaches), are a system of mountains in eastern to northeastern North America. The Appalachians first formed roughly 480 million years ago during the Ordovician Period. The ...
. The Red Mountain Formation of hard
Silurian The Silurian ( ) is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at million years ago (Mya), to the beginning of the Devonian Period, Mya. The Silurian is the shortest period of the Paleozoi ...
rock strata lies exposed in several long crests, and was named "Red Mountain" because of the rust-stained rock faces and prominent seams of red
hematite Hematite (), also spelled as haematite, is a common iron oxide compound with the formula, Fe2O3 and is widely found in rocks and soils. Hematite crystals belong to the rhombohedral lattice system which is designated the alpha polymorph of ...
iron ore Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in color from dark grey, bright yellow, or deep purple to rusty red. The iron is usually found in the ...
. The mountain was the site of the Sloss, Republic Steel, Woodward Iron and Tennessee Coal and iron mines which supplied ore to Birmingham's iron furnaces. The best displays of the mountain's geological strata occur at the Twentieth Street cut near the Vulcan statue and at the U.S. Route 31 highway cut leading into the suburb of Homewood. Most of Birmingham's television and radio stations have their transmission towers located on Red Mountain. Red Mountain is also home to
Red Mountain Park Red Mountain Park is a 1,500-acre public urban park that encloses a 4.5-mile-long section of Red Mountain, a prominent ridge that passes through Birmingham, Alabama. The woodland park contains closed mines and other artifacts of the city's industr ...
, one of the largest urban parks in the United States at .


Description

: At Birmingham the lower is predominantly shaly and there is a bed of thick-layered
sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates ...
above the bottom. Above this shaly part lies the Irondale ore bed, which is separated from the Big Seam of iron ore by a few feet of shale and of sandstone layers that carry large and small waterworn pebbles. Next above lies the Big seam, approximately thick, above which these is about of red sandstone that carries small
quartz Quartz is a hard, crystalline mineral composed of silica ( silicon dioxide). The atoms are linked in a continuous framework of SiO4 silicon-oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical ...
pebbles, the lower of which has yellow shale about equal in amount to sandstone. About still higher is the ''
Pentamerus :''The gall mite genus ''Pentamerus'', established by Roivainen in 1951, is invalid and needs to be renamed. Until this happens, use '' Pentamerus (mite)''.'' ''Pentamerus'' (meaning "five thighs") is a prehistoric genus of brachiopods that lived ...
''-bearing bed (Hickory Nut seam), a ferruginous sandstone full of casts of the interiors of the big
brachiopod Brachiopods (), phylum Brachiopoda, are a phylum of trochozoan animals that have hard "valves" (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear end, ...
''Pentamerus oblongus''. There is still about more of sandstone, largely reddish, and shale to the top of the Red Mountain formation, making a total thickness in this part of Red Mountain of about . : ..'The most interesting and valuable feature of the Red Mountain formation is its iron ore, which is the chief cornerstone of Alabama's industrial structure. Although ore of good quality and of workable thickness occurs elsewhere, as at Attalla, and on the Red Mountain along the west side of Murphrees Valley, the main deposit, the Big seam, lies under Shades Valley and the part of the Cahaba coal field southeast of that part of Red Mountain which extends from a point a mile or two southwest of Bessemer to Morrow Gap about northeast of Birmingham.'' : ..'The Red Mountain ores are known as a red
fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...
ore, because originally the
iron Iron () is a chemical element with symbol Fe (from la, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, right in ...
accumulated in extensive beds of fragments of fossils, principally the hard parts of
crinoid Crinoids are marine animals that make up the Class (biology), class Crinoidea. Crinoids that are attached to the sea bottom by a stalk in their adult form are commonly called sea lilies, while the unstalked forms are called feather stars or coma ...
s, bryozoans, and
brachiopod Brachiopods (), phylum Brachiopoda, are a phylum of trochozoan animals that have hard "valves" (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear end, ...
s. The iron, from solution in some form, was precipitated upon and within these beds of fossil fragments and thus the ore beds are simply a particular kind of
sedimentary Sedimentary rocks are types of rock that are formed by the accumulation or deposition of mineral or organic particles at Earth's surface, followed by cementation. Sedimentation is the collective name for processes that cause these particles ...
layers inclosed in ordinary
sediment Sediment is a naturally occurring material that is broken down by processes of weathering and erosion, and is subsequently transported by the action of wind, water, or ice or by the force of gravity acting on the particles. For example, sa ...
s,
shales Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of clay minerals (hydrous aluminium phyllosilicates, e.g. kaolin, Al2 Si2 O5( OH)4) and tiny fragments (silt-sized particles) of other minerals, especiall ...
, and
sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates ...
s, composing the bulk of the Red Mountain formation. As the fossil fragments were composed of calcium carbonate, which is the mineral that forms
limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms wh ...
, the iron ore beds at depth, where they are unweathered and where there has been no condition that permitted leaching of the lime content, carry a considerable percentage of lime, so that the ore is self-fluxing. Another type of ore is
oolite Oolite or oölite (''egg stone'') is a sedimentary rock formed from ooids, spherical grains composed of concentric layers. The name derives from the Ancient Greek word for egg (ᾠόν). Strictly, oolites consist of ooids of diameter 0.25â ...
ore, in which the iron oxide occurs in the form of small lenticular pellets. The precipitation of the iron that forms this ore started around some minute particle like a small grain of
sand Sand is a granular material composed of finely divided mineral particles. Sand has various compositions but is defined by its grain size. Sand grains are smaller than gravel and coarser than silt. Sand can also refer to a soil texture, textur ...
or fragment of fossil and built up a small lenticular body. The two kinds of ore are more or less mixed or one or the other may predominate in a particular layer of ore.'' – ''Geology of Alabama'' (1926)


Neighborhood

There are many neighborhoods that are located along the 33 miles of Red Mountain, that stretches from Sparks Gap on the southwest to Trussville in the northeast. Some of these are Raimund, Muscoda, Lipscomb, Wenonah, Ishkooda, Greensprings, Irondale, Ruffner, and Trussville. Located just southeast of downtown Birmingham, on Red Mountain, is Redmont Park, which was developed in the 1920s by Robert Jemison. It was the home to Birmingham's early bankers and iron and steel industrialists. It became one of Birmingham's most prominent neighborhoods, home to the majority of the multimillion-dollar residences and estates that are located within the city proper. The prestigious Altamont School, a private school well known for its arts and science programs, is located in the neighborhood, as well as
Saint Rose Academy Saint Rose Academy, located in Birmingham, Alabama atop Red Mountain, is a private, co-educational Catholic elementary school run by the Dominican Sisters of St. Cecilia. History Saint Rose Academy was established in 1956. The school was origin ...
, a Catholic
parochial school A parochial school is a private primary or secondary school affiliated with a religious organization, and whose curriculum includes general religious education in addition to secular subjects, such as science, mathematics and language arts. The wor ...
run by Dominican sisters.


History

The proximity of Red Mountain's ore to nearby sources of coal and limestone was the impetus to develop and promote the Birmingham District as an industrial site. The mining of iron ore along Red Mountain began in the early 1860s as the Civil War created a demand for iron necessary to sustain the Confederate war efforts. The Union army destroyed the Oxmoor, Irondale and Tannehill furnaces in 1865 and at this point mining stopped along Red Mountain. After the Civil War the production of iron was again being renewed but this time on a commercial level. Under the leadership of such men as Debardeleben, Sloss, and Woodward the mining of iron ore along Red Mountain began again. The mountain developed a symbolic place as the source of wealth in the region and was even portrayed as a character in pageants sponsored by the steel companies in their company towns. In the Altamont and Redmont areas the abandoned mine sites served as the locations for large estates and upper-class developments which offered cool breezes and a panoramic view of the growing industrial city from above the constant layer of thick black smoke. Alex Harvey "Rick" Woodward's home is in this area along Altamont Road. His home is now owned and maintained by the
University of Alabama at Birmingham The University of Alabama at Birmingham (UAB) is a public research university in Birmingham, Alabama. Developed from an academic extension center established in 1936, the institution became a four-year campus in 1966 and a fully autonomous univ ...
and used as the residence of the University president. As the steel furnaces modernized, labor cost rose, and geological faults in the local ore mines made the ore harder to reach, it became more economical to purchase pelletized ore from distant sources than to continue mining ore from Red Mountain. The last ore mine on Red Mountain closed in 1962 and was operated by US Steel. The last ore mine in the Birmingham district closed in 1972. It was the Pyne Mine off Highway 150 near Bessemer and was operated by the Woodward Iron Company. In 1938, the giant cast-iron statue of the Roman god of the forge, Vulcan, which represented Birmingham in the
1904 St. Louis World's Fair The Louisiana Purchase Exposition, informally known as the St. Louis World's Fair, was an international exposition held in St. Louis, Missouri, United States, from April 30 to December 1, 1904. Local, state, and federal funds totaling $15 milli ...
was put on display atop a sandstone tower built by the
Works Progress Administration The Works Progress Administration (WPA; renamed in 1939 as the Work Projects Administration) was an American New Deal agency that employed millions of jobseekers (mostly men who were not formally educated) to carry out public works projects, in ...
. This is the world's largest cast-iron statue. Red Mountain serves as a natural promontory for Birmingham's radio and television broadcast stations, and a setting for noteworthy private restaurant "The Club."


Red Mountain Expressway Cut

In 1970, the "Red Mountain Expressway" was completed after many years of work cutting through Red Mountain. This highway linked Birmingham with its southern suburbs and spurred suburban growth towards the south of Birmingham. The resultant cut exposed geological strata spanning millions of years, including the red ore seam that spurred Birmingham's development. A new species of Lower Silurian (middle
Llandovery Llandovery (; cy, Llanymddyfri ) is a market town and community in Carmarthenshire, Wales. It lies on the River Tywi and at the junction of the A40 and A483 roads, about north-east of Carmarthen, north of Swansea and west of Brecon. Hi ...
)
phacops ''Phacops'' is a genus of trilobites in the order Phacopida, family Phacopidae, that lived in Europe, northwestern Africa, North and South America and China from the Late Ordovician until the very end of the Devonian, with a broader time range ...
id
trilobite Trilobites (; meaning "three lobes") are extinct marine arthropods that form the class Trilobita. Trilobites form one of the earliest-known groups of arthropods. The first appearance of trilobites in the fossil record defines the base of the ...
, ''Acaste birminghamensis'', was first collected from exposures on Red MountainB. S. Norford
"''Acaste birminghamensis'', a new lower Silurian trilobite from Alabama"
''Journal of Paleontology''; May 1972; v. 46; no. 3; p. 348-352


Red Mountain Museum

A science museum, the Red Mountain Museum, was opened on the slope adjacent to the cut in 1971. Interpretive signage was installed along one of the terraces of the cut and guardrails and fencing installed to allow museum visitors to inspect the exposed rock close-up. From the late 1970s until 1994, the Red Mountain Museum was quite active in
paleontological Paleontology (), also spelled palaeontology or palæontology, is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene epoch (roughly 11,700 years before present). It includes the study of fossi ...
research, collecting fossil
vertebrate Vertebrates () comprise all animal taxon, taxa within the subphylum Vertebrata () (chordates with vertebral column, backbones), including all mammals, birds, reptiles, amphibians, and fish. Vertebrates represent the overwhelming majority of the ...
s and
invertebrate Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column (commonly known as a ''backbone'' or ''spine''), derived from the notochord. This is a grouping including all animals apart from the chordate ...
s from hundreds of localities throughout the state. The staff collected and cataloged tens of thousands of fossils, including many
Cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of ...
mosasaur Mosasaurs (from Latin ''Mosa'' meaning the 'Meuse', and Ancient Greek, Greek ' meaning 'lizard') comprise a group of extinct, large marine reptiles from the Late Cretaceous. Their first fossil remains were discovered in a limestone quarry at Ma ...
s,
Pleistocene The Pleistocene ( , often referred to as the '' Ice age'') is the geological epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was finally confirmed ...
ground sloth Ground sloths are a diverse group of extinct sloths in the mammalian superorder Xenarthra. The term is used to refer to all extinct sloths because of the large size of the earliest forms discovered, compared to existing tree sloths. The Cari ...
s, and primitive
Eocene The Eocene ( ) Epoch is a geological epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period in the modern Cenozoic Era. The name ''Eocene'' comes from the Ancient Greek (''ēṓs'', " ...
archaeocete
whales Whales are a widely distributed and diverse group of fully aquatic placental marine mammals. As an informal and colloquial grouping, they correspond to large members of the infraorder Cetacea, i.e. all cetaceans apart from dolphins a ...
.
Paleontologist Paleontology (), also spelled palaeontology or palæontology, is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene epoch (roughly 11,700 years before present). It includes the study of foss ...
s,
zoologist Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and ...
s,
geologists A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althoug ...
and
archeologist Archaeology or archeology is the scientific study of human activity through the recovery and analysis of material culture. The archaeological record consists of artifacts, architecture, biofacts or ecofacts, sites, and cultural landscapes ...
s once employed at the Red Mountain Museum, either as paid staff or as volunteers, include its first curator Whitman Cross, Gorden L. Bell, Jr., James P. Lamb, Winston C. Lancaster, Caitlín R. Kiernan, Susan Henson, and Amy Sheldon. The Red Mountain Museum later formed a partnership with a nearby children's science museum, The Discovery Place, to form "Discovery 2000", which then moved away from Red Mountain to downtown Birmingham and became the McWane Science Center which opened on July 11, 1998. In 1987 the Red Mountain Expressway Cut was granted
National Natural Landmark The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. It is the only national natural areas program that identifies and recognizes the best ...
status by the
National Park Service The National Park Service (NPS) is an List of federal agencies in the United States, agency of the Federal government of the United States, United States federal government within the United States Department of the Interior, U.S. Department of ...
. Deemed unsafe because of the potential for rock slides, the interpretive trail has since been closed to the public. The extensive Red Mountain Museum collection is now stored at the McWane Science Center and once again available to scientists. As of October 2007, the former Red Mountain Museum building had been demolished, but plans for the site are unknown.


Literary allusions

The fantasy writer and paleontologist Caitlín R. Kiernan has used Red Mountain, particularly the area west of U.S. Route 31 and the Red Mountain cut, as the setting for four of her novels – ''Silk'' (1998), ''Threshold'' (2001), ''Low Red Moon'' (2003), and, to a much lesser extent, ''Murder of Angels'' (2004). The geography and geology of the mountain was integral to the plot of ''Threshold'', and in a
chapbook A chapbook is a small publication of up to about 40 pages, sometimes bound with a saddle stitch. In early modern Europe a chapbook was a type of printed street literature. Produced cheaply, chapbooks were commonly small, paper-covered bookl ...
on the novel (''Trilobite: The Writing of Threshold''; Subterranean Press, 2003), Kiernan includes an
afterword An afterword is a literary device that is often found at the end of a piece of literature. It generally covers the story of how the book came into being, or of how the idea for the book was developed. An afterword may be written by someone oth ...
describing the geological history and paleontology of the
Paleozoic The Paleozoic (or Palaeozoic) Era is the earliest of three geologic eras of the Phanerozoic Eon. The name ''Paleozoic'' ( ;) was coined by the British geologist Adam Sedgwick in 1838 by combining the Greek words ''palaiós'' (, "old") and ' ...
strata In geology and related fields, a stratum ( : strata) is a layer of rock or sediment characterized by certain lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by visible surfaces known as e ...
of Red Mountain. Fannie Flagg's 2010 novel ''
I Still Dream About You ''I Still Dream About You'' is a 2010 comedy-mystery novel by American writer Fannie Flagg. Set in Birmingham, Alabama, the story centers on a former Miss Alabama who decides to end her life rather than continue living an unfulfilling existence ...
'' features Red Mountain prominently.


References


Further reading

* *


External links


Red Mountain Park
* {{Birmingham Landmarks Defunct museums in Alabama Geology of Alabama Geography of Birmingham, Alabama Historic American Engineering Record in Alabama Landforms of Jefferson County, Alabama Neighborhoods in Birmingham, Alabama Ridges of Alabama Works Progress Administration in Alabama