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Give an example of a geographical feature formed by constructive margins
- The Great African Rift Valley
- Spans 6000km from northern Syria to central Mozambique in South East Africa.
Give an example of a geographical feature formed by Continental/Continental destructive margins
- The Himalayan Mountains.
- The Indo Australian plate collides with the Eurasian plate
- Originally, there used to be a sea called the Tethys Sea between India and Asia, but over time India has collided into Eurasia creating huge fold mountains rich in marine fossils.
Give an example of a geographical feature formed by Conservative margins
- The North Anatolian fault line in Northern Turkey
- Responsible for the Izmit Earthquake which claimed 20,000 lives in 1999.
Give an example of a rift valley
- East African Rift Valley.
- Stretches 4000km from Mozambique to the Red Sea and a further 1500km from the Red Sea to Jordan.
- In some areas the inward facing scarps are 600m from the valley floor and are marked by a series of parallel step faults.
- The area is also associated with volcanic activity, for example Mt. Kilimanjaro, rising approximately 5,100m from its base.
Give an example of an Island Arc
- The Kuril Islands
- Span from North East Japan to South Est Russia over 1300 km
- Pacific plate is subducted beneath the Okhotsk plate
Give an example of young fold mountains
- The Rockies
- >3000 miles long
Give an example of old fold mountains
- Ural mountains in Kazakstan and Russia
- Formed as the prehistoric plates of Baltica and Siberia collided
Give an example of a Batholith
- Sharp and Skiddaw in the Lake District
- Large deposits of batholith formed granite
Give an example of a sill
Whin Sill from Dufton, North Yorkshire to Holy Island in Northumberland.
Give an Example of a Dike
Kildonan on the Isle of Arran, Scotland.
Give an example of a Lopolith
The Humboldt Lopolith of Nevada and the Skaergaard complex of Greenland.