![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Megamullion_JAO_english.svg/640px-Megamullion_JAO_english.svg.png&w=640&q=50)
Oceanic core complex
Seabed geologic feature that forms a long ridge perpendicular to a mid-ocean ridge / From Wikipedia, the free encyclopedia
An oceanic core complex, or megamullion, is a seabed geologic feature that forms a long ridge perpendicular to a mid-ocean ridge. It contains smooth domes that are lined with transverse ridges like a corrugated roof. They can vary in size from 10 to 150 km in length, 5 to 15 km in width, and 500 to 1500 m in height.[citation needed] Their counterparts on land are metamorphic core complexes, which form in areas of continental crustal extension or stretching.[1]
![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Megamullion_JAO_english.svg/640px-Megamullion_JAO_english.svg.png)
This article needs additional citations for verification. (April 2010) |