Manitook Mountain, also called Manituck Mountain, , is a long

traprock mountain Traprock or trap rock may refer to: * Trap rock, form of igneous rock exhibiting polygonal vertical fractures * Traprock Important Bird Area, Queensland, Australia * Trap Rock River, Michigan, USA * Walter E. Traprock, pseudonym of American archi ...

ridge located between the

Berkshires The Berkshires () are a highland geologic region located in the western parts of Massachusetts and northwest Connecticut. The term "Berkshires" is normally used by locals in reference to the portion of the Vermont-based Green Mountains that ex ...

and the

Connecticut River Valley The Connecticut River is the longest river in the New England region of the United States, flowing roughly southward for through four states. It rises 300 yards (270 m) south of the U.S. border with Quebec, Canada, and discharges at Long Island ...

in north-central

Connecticut Connecticut () is the southernmost state in the New England region of the Northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, New York to the west, and Long Island Sound to the south. Its capita ...

. It is an outlying ridge belonging to the narrow, linear

Metacomet Ridge The Metacomet Ridge, Metacomet Ridge Mountains, or Metacomet Range of southern New England is a narrow and steep fault-block mountain ridge known for its extensive cliff faces, scenic vistas, microclimate ecosystems, and rare or endangered plants. ...

that extends from Long Island Sound near

New Haven, Connecticut New Haven is a city in the U.S. state of Connecticut. It is located on New Haven Harbor on the northern shore of Long Island Sound in New Haven County, Connecticut and is part of the New York City metropolitan area. With a population of 134 ...

, north through the

Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...

to the

Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...

border. Manitook Mountain is known for its ledges and

microclimate A microclimate (or micro-climate) is a local set of atmospheric conditions that differ from those in the surrounding areas, often with a slight difference but sometimes with a substantial one. The term may refer to areas as small as a few squ ...

ecosystems. The mountain has no official trail.

Geography

The Manitook Mountain ridgeline rises steeply to above the surrounding landscape, with several distinct summits and a high point of above sea level. Located entirely within

Granby, Connecticut Granby is a town in far northern Hartford County, Connecticut, United States. The population was 10,903 at the 2020 census. The town center is defined as a census-designated place known as Salmon Brook. Other areas in town include North Granby a ...

, its northern summit abuts the Connecticut/ Massachusetts border near

Southwick, Massachusetts Southwick is a town in Hampden County, Massachusetts, United States. The population was 9,232 at the 2020 census, down from 9,502 at the 2010 census. It is part of the Springfield, Massachusetts Metropolitan Statistical Area. History Southw ...

. The mountain is particularly prominent as viewed from the Congamond Lakes to the north. The north side of the mountain drains into the Congamond Lakes then into Great Brook, thence to the

Westfield River The Westfield River is a major tributary of the Connecticut River located in the Berkshires and Pioneer Valley regions of western Massachusetts. With four major tributary branches that converge west of the city of Westfield, it flows (measured ...

, the Connecticut River, and Long Island Sound. The remainder of the mountain is of the Salmon Brook watershed, which drains into the

Farmington River The Farmington River is a river, U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map, accessed April 1, 2011 in length along its main stem, located in northwest Connecticut with major tributaries ex ...

, thence into the Connecticut River.

Geology and ecology

Manitook Mountain, like much of the Metacomet Ridge, is composed of

basalt Basalt (; ) is an aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the surface of a rocky planet or moon. More than 90 ...

, also called traprock, a

volcanic A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth, volcanoes are most often found where tectonic plates a ...

rock. The mountain formed near the end of the

Triassic Period The Triassic ( ) is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.36 Mya. The Triassic is the first and shortest period ...

with the

rifting In geology, a rift is a linear zone where the lithosphere is being pulled apart and is an example of extensional tectonics. Typical rift features are a central linear downfaulted depression, called a graben, or more commonly a half-graben wi ...

apart of the North American continent from

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and

Eurasia Eurasia (, ) is the largest continental area on Earth, comprising all of Europe and Asia. Primarily in the Northern and Eastern Hemispheres, it spans from the British Isles and the Iberian Peninsula in the west to the Japanese archipelago ...

Lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or un ...

welled up from the rift and solidified into sheets of strata hundreds of feet thick. Subsequent

faulting 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 movements. Large faults within Earth's crust result from the action of plate tectonic ...

and

earthquake An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. Earthquakes can range in intensity, fr ...

activity tilted the strata, creating the cliffs and ridgeline of Manitook Mountain. Hot, dry upper slopes, cool, moist ravines, and mineral-rich ledges of basalt talus produce a combination of

ecosystems on the mountain that support plant and animal species uncommon in greater Connecticut. Manitook Mountain is also an important

raptor Raptor or RAPTOR may refer to: Animals The word "raptor" refers to several groups of bird-like dinosaurs which primarily capture and subdue/kill prey with their talons. * Raptor (bird) or bird of prey, a bird that primarily hunts and feeds on ...

migration path. (See

for more information on the geology and ecosystem of Manitook Mountain).

Conservation and recreation

Expanding suburban sprawl presents the greatest threats to the unique ecosystem and landscape of Manitook Mountain. As of 2007, much of the mountain was still wooded and undeveloped. The Granby Land Trust manages several properties on and near the mountain.

References

* Farnsworth, Elizabeth J.
Metacomet-Mattabesett Trail Natural Resource Assessment.
2004. PDF wefile cited November 1, 2007. * Raymo, Chet and Maureen E. ''Written in Stone: A Geologic History of the Northeastern United States''. Globe Pequot, Chester, Connecticut, 1989. * ''DeLorme Topo 6.0'' (2006). Mapping software. DeLorme: Yarmouth, Maine

External links

{{Mountains of Connecticut Landforms of Hartford County, Connecticut Metacomet Ridge, Connecticut Mountains of Connecticut Granby, Connecticut