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Guiana Shield

Index Guiana Shield

The Guiana Shield is one of the three cratons of the South American Plate. [1]

75 relations: Amapá, Amazon basin, Andes, Angel Falls, Archean, Atlantic Ocean, Billion years, Biodiversity, Brazil, Brazilian Institute of Geography and Statistics, Canadian Shield, Canaima National Park, Caribbean South America, Central Suriname Nature Reserve, Cerro de la Neblina, Clastic rock, Colombia, Conglomerate (geology), Craton, Cuquenan Falls, Diversity and Distributions, Endemism, Fault (geology), Feldspar, French Guiana, Gabbro, Geography of South America, Gneiss, Gran Sabana, Granitoid, Great American Interchange, Greenschist, Guiana Amazonian Park, Guyana, Helicobacter pylori, Invasive species, Kaieteur Falls, Kanuku Mountains, Mafic, Metavolcanic rock, Mount Roraima, Neogene, Pará, Parima Tapirapecó National Park, Pico da Neblina, Plateau, Pluton, Poa annua, Precambrian, Proterozoic, ..., Pyroclastic flow, Quartz, Quartzite, Ramsar Convention, Roraima, Sandstone, Serranía de Chiribiquete, Serranía de la Neblina National Park, Shale, Shield, Shield (geology), South America, South American Plate, Stratigraphic unit, Suriname, Tepui, The Guianas, Tuff, Tumucumaque Mountains National Park, Tumuk Humak Mountains, Vascular plant, Venezuela, Vertebrate, Wilhelmina Mountains, World Heritage site. Expand index (25 more) »

Amapá

Amapá is a state located in the northern region of Brazil.

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Amazon basin

The Amazon basin is the part of South America drained by the Amazon River and its tributaries.

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Andes

The Andes or Andean Mountains (Cordillera de los Andes) are the longest continental mountain range in the world.

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Angel Falls

Angel Falls (Salto Ángel; Pemon language: Kerepakupai Meru meaning "waterfall of the deepest place", or Parakupá Vená, meaning "the fall from the highest point") is a waterfall in Venezuela.

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Archean

The Archean Eon (also spelled Archaean or Archæan) is one of the four geologic eons of Earth history, occurring (4 to 2.5 billion years ago).

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Atlantic Ocean

The Atlantic Ocean is the second largest of the world's oceans with a total area of about.

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Billion years

A billion years (109 years) is a unit of time on the petasecond scale, more precisely equal to seconds.

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Biodiversity

Biodiversity, a portmanteau of biological (life) and diversity, generally refers to the variety and variability of life on Earth.

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Brazil

Brazil (Brasil), officially the Federative Republic of Brazil (República Federativa do Brasil), is the largest country in both South America and Latin America.

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Brazilian Institute of Geography and Statistics

The Brazilian Institute of Geography and Statistics or IBGE (Instituto Brasileiro de Geografia e Estatística) is the agency responsible for official collection of statistical, geographic, cartographic, geodetic and environmental information in Brazil.

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Canadian Shield

The Canadian Shield, also called the Laurentian Plateau, or Bouclier canadien (French), is a large area of exposed Precambrian igneous and high-grade metamorphic rocks (geological shield) that forms the ancient geological core of the North American continent (the North American Craton or Laurentia).

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Canaima National Park

Canaima National Park (Parque Nacional Canaima) is a park in south-eastern Venezuela that roughly occupies the same area as the Gran Sabana region.

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Caribbean South America

Caribbean South America is a region of South America consisting of the countries that border the Caribbean Sea, viz.

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Central Suriname Nature Reserve

The Central Suriname Nature Reserve (Centraal Suriname Natuurreservaat (CSNR)) is a conservation unit in Suriname.

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Cerro de la Neblina

Cerro de la Neblina (lit. "Mountain of the Mist"), also known as Serra da Neblina in Brazil and Sierra de la Neblina in Venezuela, is a sandstone massif located in the northern Amazon Basin.

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Clastic rock

Clastic rocks are composed of fragments, or clasts, of pre-existing minerals and rock.

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Colombia

Colombia, officially the Republic of Colombia, is a sovereign state largely situated in the northwest of South America, with territories in Central America.

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Conglomerate (geology)

Conglomerate is a coarse-grained clastic sedimentary rock that is composed of a substantial fraction of rounded to subangular gravel-size clasts, e.g., granules, pebbles, cobbles, and boulders, larger than in diameter.

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Craton

A craton (or; from κράτος kratos "strength") is an old and stable part of the continental lithosphere, where the lithosphere consists of the Earth's two topmost layers, the crust and the uppermost mantle.

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Cuquenan Falls

Cuquenan Falls (or Salto Kukenan, Kukenaam, or similar) is the second tallest major waterfall in Venezuela after Angel Falls.

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Diversity and Distributions

Diversity and Distributions is a bimonthly peer-reviewed scientific journal on conservation biogeography.

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Endemism

Endemism is the ecological state of a species being unique to a defined geographic location, such as an island, nation, country or other defined zone, or habitat type; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere.

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Fault (geology)

In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement as a result of rock-mass movement.

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Feldspar

Feldspars (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8) are a group of rock-forming tectosilicate minerals that make up about 41% of the Earth's continental crust by weight.

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French Guiana

French Guiana (pronounced or, Guyane), officially called Guiana (Guyane), is an overseas department and region of France, on the north Atlantic coast of South America in the Guyanas.

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Gabbro

Gabbro refers to a large group of dark, often phaneritic (coarse-grained), mafic intrusive igneous rocks chemically equivalent to basalt, being its coarse-grained analogue.

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Geography of South America

The geography of South America contains many diverse regions and climates.

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Gneiss

Gneiss is a common distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.

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Gran Sabana

La Gran Sabana (The Great Savanna) is a region in southeastern Venezuela, part of the Guianan savanna ecoregion.

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Granitoid

A granitoid or granitic rock is a variety of coarse grained plutonic rock similar to granite which mineralogically is composed predominantly of feldspar and quartz.

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Great American Interchange

The Great American Interchange was an important late Cenozoic paleozoogeographic event in which land and freshwater fauna migrated from North America via Central America to South America and vice versa, as the volcanic Isthmus of Panama rose up from the sea floor and bridged the formerly separated continents.

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Greenschist

Greenschists are metamorphic rocks that formed under the lowest temperatures and pressures usually produced by regional metamorphism, typically and 2–10 kilobars.

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Guiana Amazonian Park

Guiana Amazonian Park (Parc amazonien de Guyane) is the largest National Park of France, aiming at protecting part of the Amazonian forest located in French Guiana.

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Guyana

Guyana (pronounced or), officially the Co-operative Republic of Guyana, is a sovereign state on the northern mainland of South America.

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Helicobacter pylori

Helicobacter pylori, previously known as Campylobacter pylori, is a gram-negative, microaerophilic bacterium usually found in the stomach.

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Invasive species

An invasive species is a species that is not native to a specific location (an introduced species), and that has a tendency to spread to a degree believed to cause damage to the environment, human economy or human health.

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Kaieteur Falls

Kaieteur Falls is the world's largest single drop waterfall by the volume of water flowing over it.

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Kanuku Mountains

The Kanuku Mountains are a group of mountains in Guyana, located in the Upper Takutu-Upper Essequibo region.

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Mafic

Mafic is an adjective describing a silicate mineral or igneous rock that is rich in magnesium and iron, and is thus a portmanteau of magnesium and '''f'''err'''ic'''.

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Metavolcanic rock

In geology, metavolcanic rock is a type of metamorphic rock.

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Mount Roraima

Mount Roraima (Monte Roraima,also known as aTepuy Roraima and Cerro Roraima) is the highest of the Pakaraima chain of tepui plateaus in South America.

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Neogene

The Neogene (informally Upper Tertiary or Late Tertiary) is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago (Mya) to the beginning of the present Quaternary Period Mya.

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Pará

Pará is a state in northern Brazil traversed by the lower Amazon River.

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Parima Tapirapecó National Park

Parima Tapirapecó National Park (Parque Nacional Parima Tapirapecó) is a Venezuelan national park in the southern state of Amazonas.

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Pico da Neblina

Pico da Neblina (Mist Peak) is the highest mountain in Brazil, above sea level, in the Serra da Neblina, part of the Serra do Imeri, a section of the Guiana Highlands on the Brazil–Venezuela border.

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Plateau

In geology and physical geography a plateau (or; plural plateaus or plateaux),is also called a high plain or a tableland, it is an area of a highland, usually consisting of relatively flat terrain that is raised significantly above the surrounding area, often with one or more sides with steep slopes.

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Pluton

In geology, a pluton is a body of intrusive igneous rock (called a plutonic rock) that is crystallized from magma slowly cooling below the surface of the Earth.

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Poa annua

Poa annua, or annual meadow grass (known in America more commonly as annual bluegrass or simply poa), is a widespread low-growing turfgrass in temperate climates.

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Precambrian

The Precambrian (or Pre-Cambrian, sometimes abbreviated pЄ, or Cryptozoic) is the earliest part of Earth's history, set before the current Phanerozoic Eon.

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Proterozoic

The Proterozoic is a geological eon representing the time just before the proliferation of complex life on Earth.

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Pyroclastic flow

A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that moves away from a volcano reaching speeds of up to.

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Quartz

Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO4 silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO2.

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Quartzite

Quartzite (from Quarzit) is a hard, non-foliated metamorphic rock which was originally pure quartz sandstone.

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Ramsar Convention

The Ramsar Convention on Wetlands of International Importance especially as Waterfowl Habitat is an international treaty for the conservation and sustainable use of wetlands.

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Roraima

Roraima (Pemon: roro imã, "parrot mountain" i.e. "Green Peak") is the northernmost and least populated state of Brazil, located in the Amazon region.

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Sandstone

Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) mineral particles or rock fragments.

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Serranía de Chiribiquete

The Serranía de Chiribiquete or Chiribiquete Mountains are a group of isolated table mountains in the Amazon Region of Colombia.

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Serranía de la Neblina National Park

The Serranía de la Neblina National Park is a national park of Venezuela.

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Shale

Shale is a fine-grained, clastic sedimentary rock composed of mud that is a mix of flakes of clay minerals and tiny fragments (silt-sized particles) of other minerals, especially quartz and calcite.

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Shield

A shield is a piece of personal armour held in the hand or mounted on the wrist or forearm.

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Shield (geology)

A shield is generally a large area of exposed Precambrian crystalline igneous and high-grade metamorphic rocks that form tectonically stable areas.

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South America

South America is a continent in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere.

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South American Plate

The South American Plate is a tectonic plate which includes the continent of South America and also a sizeable region of the Atlantic Ocean seabed extending eastward to the African Plate creating the Mid-Atlantic Ridge The easterly side is a divergent boundary with the African Plate forming the southern part of the Mid-Atlantic Ridge.

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Stratigraphic unit

A stratigraphic unit is a volume of rock of identifiable origin and relative age range that is defined by the distinctive and dominant, easily mapped and recognizable petrographic, lithologic or paleontologic features (facies) that characterize it.

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Suriname

Suriname (also spelled Surinam), officially known as the Republic of Suriname (Republiek Suriname), is a sovereign state on the northeastern Atlantic coast of South America.

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Tepui

A tepui, or tepuy, is a table-top mountain or mesa found in the Guiana Highlands of South America, especially in Venezuela and western Guyana.

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The Guianas

The Guianas, sometimes called by the Spanish loan-word Guayanas (Las Guayanas), are a region in north-eastern South America which includes the following three territories.

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Tuff

Tuff (from the Italian tufo) is a type of rock made of volcanic ash ejected from a vent during a volcanic eruption.

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Tumucumaque Mountains National Park

The Tumucumaque Mountains National Park (Parque Nacional Montanhas do Tumucumaque) is situated in the Amazon Rainforest in the Brazilian states of Amapá and Pará.

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Tumuk Humak Mountains

Tumuk Humak Mountains on a map of 1891, described only as "The sierra dividing Guiana from the Amazon Basin". The Tumuk Humak Mountains (Toemoek-Hoemakgebergte, Serra do Tumucumaque, Monts Tumuc Humac) are a mountain range in South America, stretching about east–west in the border area between Brazil in the south and Suriname and French Guiana in the north.

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Vascular plant

Vascular plants (from Latin vasculum: duct), also known as tracheophytes (from the equivalent Greek term trachea) and also higher plants, form a large group of plants (c. 308,312 accepted known species) that are defined as those land plants that have lignified tissues (the xylem) for conducting water and minerals throughout the plant.

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Venezuela

Venezuela, officially denominated Bolivarian Republic of Venezuela (República Bolivariana de Venezuela),Previously, the official name was Estado de Venezuela (1830–1856), República de Venezuela (1856–1864), Estados Unidos de Venezuela (1864–1953), and again República de Venezuela (1953–1999).

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Vertebrate

Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

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Wilhelmina Mountains

The Wilhelminagebergte is a mountain range in the district of Sipaliwini in central Suriname.

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World Heritage site

A World Heritage site is a landmark or area which is selected by the United Nations Educational, Scientific and Cultural Organization (UNESCO) as having cultural, historical, scientific or other form of significance, and is legally protected by international treaties.

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Redirects here:

Escudo guayanés, Guayana Highlands, Guayana Shield, Guiana Craton, Guiana Highlands, Guiana highlands, Guianan Shield, Guyana Highlands, Guyana Shield.

References

[1] https://en.wikipedia.org/wiki/Guiana_Shield

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