ophiolite
Sign in to savethumb|Ordovician ophiolite in Gros Morne National Park, Newfoundland thumb|Chromitic serpentinite, Bay of Islands Ophiolite, Lewis Hills, Newfoundland thumb|Chromitite ore with chromite (black) & talc and/or antigorite (whitish). Shetland Ophiolite Complex, ~425-500 Ma. [[Shetland Islands, North Sea, UK]]
Article
14 sectionsContents
- Pseudostratigraphy and definition
- {{anchor|Formation and emplacement}} Formation and emplacement
- Origin
- Ophiolite emplacement
- Hypotheses
- Emplacement by irregular continental margin
- As trapped forearc
- Research
- Groups and assemblages
- Origin and evolution of the concept
- Notable examples
- Notes
- References
- External links
thumb|Ordovician ophiolite in Gros Morne National Park, Newfoundland thumb|Chromitic serpentinite, Bay of Islands Ophiolite, Lewis Hills, Newfoundland thumb|Chromitite ore with chromite (black) & talc and/or antigorite (whitish). Shetland Ophiolite Complex, ~425-500 Ma. [[Shetland Islands, North Sea, UK]]
An ophiolite is a section of Earth's oceanic crust and the underlying upper mantle that has been uplifted and exposed, and often emplaced onto continental crustal rocks.