Kjerringberget is a

hill A hill is a landform that extends above the surrounding terrain. It often has a distinct summit, and is usually applied to peaks which are above elevation compared to the relative landmass, though not as prominent as Mountain, mountains. Hills ...

located in the

Lade Líneas Aéreas del Estado (LADE, ) is an airline based in Comodoro Rivadavia, Argentina. It is owned by the government of Argentina and operated by the Argentine Air Force. It provides domestic scheduled services, mainly in Patagonia. Hist ...

area of the

city of Trondheim Trondheim ( , , ; ), historically Kaupangen, Nidaros, and Trondhjem (), is a city and municipality in Trøndelag county, Norway. As of 2022, it had a population of 212,660. Trondheim is the third most populous municipality in Norway, and i ...

within

Trondheim Municipality Trondheim ( , , ; ), historically Kaupangen, Nidaros, and Trondhjem (), is a city and List of municipalities of Norway, municipality in Trøndelag county, Norway. As of 2022, it had a population of 212,660. Trondheim is the third most populou ...

Trøndelag Trøndelag (; or is a county and coextensive with the Trøndelag region (also known as ''Midt-Norge'' or ''Midt-Noreg,'' "Mid-Norway") in the central part of Norway. It was created in 1687, then named Trondhjem County (); in 1804 the county was ...

county,

Norway Norway, officially the Kingdom of Norway, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. The remote Arctic island of Jan Mayen and the archipelago of Svalbard also form part of the Kingdom of ...

. The small mountain is about

above sea level Height above mean sea level is a measure of a location's vertical distance (height, elevation or altitude) in reference to a vertical datum based on a historic mean sea level. In geodesy, it is formalized as orthometric height. The zero level ...

. The

Ladestien Ladestien () is a broad walking track that strolls along the Trondheimsfjord around the entire Lade Peninsula in the municipality of Trondheim in Sør-Trøndelag county, Norway. The track is about long. The western part of the track starts at K ...

trail, which goes from

Ladehammeren Ladehammeren or Ladehammaren is a small mountain on the Lade, Trondheim, Lade peninsula in the city of Trondheim which is located within Trondheim Municipality in Trøndelag county, Norway. It is located just south of the Korsvika area. Våttahau ...

Rotvoll Rotvoll is a neighbourhood in the city of Trondheim in Trøndelag county, Norway. It is located in the borough of Østbyen in Trondheim Municipality. It is located next to the Trondheimsfjord between Leangen to the west and Grillstad to the east. ...

, crosses Kjerringberget. The top of Kjerringberget provides a view over western Trondheim,

Munkholmen Munkholmen () is an islet in Trondheim Municipality in Trøndelag county, Norway. The island sits in the Trondheimsfjord about northwest of the island of Brattøra and the mouth of the river Nidelva in the center of the city of Trondheim. The ...

Trondheimsfjord The Trondheim Fjord or Trondheimsfjorden (), an inlet of the Norwegian Sea, is Norway's List of Norwegian fjords, third-longest fjord at long. It is located in the west-central part of the country in Trøndelag county, and it stretches from Ørl ...

, and

Fosen Fosen is a traditional district in coastal Trøndelag county, Norway. The district consists of the municipalities Osen, Åfjord, Ørland, Indre Fosen, Orkland, Heim, Hitra, and Frøya. In colloquial speech, Fosen also refers to the Fosen ...

. Kjerringberget partly consists of green rocks formed when subterranean

magma Magma () is the molten or semi-molten natural material from which all igneous rocks are formed. Magma (sometimes colloquially but incorrectly referred to as ''lava'') is found beneath the surface of the Earth, and evidence of magmatism has also ...

solidified after flowing out and coming into contact with water, forming

pillow lava Pillow lavas are lavas that contain characteristic pillow-shaped structures that are attributed to the extrusion of the lava underwater, or ''subaqueous extrusion''. Pillow lavas in volcanic rock are characterized by thick sequences of discontinu ...

s. These lavas were later cross-cut by

intrusion In geology, an igneous intrusion (or intrusive body or simply intrusion) is a body of intrusive igneous rock that forms by crystallization of magma slowly cooling below the surface of the Earth. Intrusions have a wide variety of forms and com ...

s of

trondhjemite Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites that occur in the oceanic crust or in ophiolites are usually called pla ...

Bymarka Bymarka is a large park and nature reserve on the west side of the city of Trondheim in the western part of Trondheim Municipality in Trøndelag county, Norway. Location and use Bymarka is situated to the west of the city center and has an ar ...

west of Trondheim also has similar geological structures, both forming part of the early

Ordovician The Ordovician ( ) is a geologic period and System (geology), system, the second of six periods of the Paleozoic Era (geology), Era, and the second of twelve periods of the Phanerozoic Eon (geology), Eon. The Ordovician spans 41.6 million years f ...

Bymarka

ophiolite An ophiolite is a section of Earth's oceanic crust and the underlying upper mantle (Earth), upper mantle that has been uplifted and exposed, and often emplaced onto continental crustal rocks. The Greek word ὄφις, ''ophis'' (''snake'') is ...

. Kjerringberget also has some connections to

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

. Stone from Kjerringberget was used to build a

mole Mole (or Molé) may refer to: Animals * Mole (animal) or "true mole" * Golden mole, southern African mammals * Marsupial mole Marsupial moles, the Notoryctidae family, are two species of highly specialized marsupial mammals that are found i ...

in Korsvika. The mole was never finished because the war ended prior to its completion.

References

Mountains of Trøndelag Geography of Trondheim {{Trøndelag-geo-stub