Mariaholmen is an islet in

Nathorst Land Nathorst Land is the land area between Van Keulenfjorden and Van Mijenfjorden on Spitsbergen, Svalbard. The area is named after Alfred Gabriel Nathorst Alfred Gabriel Nathorst (7 November 1850 – 20 January 1921) was a Swedish Arctic e ...

at the mouth of

Van Mijenfjorden Van Mijenfjorden is the third-longest fjord in Norway's Svalbard archipelago. It lies in the southern portion of Spitsbergen Spitsbergen (; formerly known as West Spitsbergen; Norwegian language, Norwegian: ''Vest Spitsbergen'' or ''Vestspits ...

Spitsbergen Spitsbergen (; formerly known as West Spitsbergen; Norwegian language, Norwegian: ''Vest Spitsbergen'' or ''Vestspitsbergen'' , also sometimes spelled Spitzbergen) is the largest and the only permanently populated island of the Svalbard archipel ...

Svalbard Svalbard ( , ), previously known as Spitsbergen or Spitzbergen, is a Norway, Norwegian archipelago that lies at the convergence of the Arctic Ocean with the Atlantic Ocean. North of continental Europe, mainland Europe, it lies about midway be ...

. It is located south of Akseløya, between Akseløya and Måseneset. While Akselsundet north of Akseløya is regarded as the main entrance to Van Mijenfjorden,

Mariasundet Mariasundet is a sound in Nathorst Land at the mouth of Van Mijenfjorden at Spitsbergen, Svalbard; between Mariaholmen and Måseneset. While Akselsundet is regarded as the main entrance into Van Mijenfjorden, Mariasundet is also navigable. It conta ...

between Mariaholmen and Måseneset is also navigable. Mariaholmen is composed of Upper Permian (Kapp Starostin Fm.) and Lower Triassic (Vardebukta Fm. and Tvillingodden Fm.) sedimentary deposits that have been stratigraphically tilted to a vertical position.

References

Islands of Svalbard Spitsbergen {{Spitsbergen-geo-stub