rift zone


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rift zone

n.
1. A large area of the earth in which plates of the earth's crust are moving away from each other, forming an extensive system of fractures and faults.
2. A linear zone of fissures along the flanks of a volcano, from which lava erupts.

rift zone

An area of the Earth's crust in which there are numerous rifts and rift valleys. See more at tectonic boundary.
References in periodicals archive ?
The volcano continues to erupt at its summit and from the PuAaAaAeAe'u AaAaAeAe'OAaAaAeAe'o vent on its East Rift Zone, producin flows that occasionally enter the ocean.
2] of land strategically located at the projected intersection of the Carlin trend, the Getchell trend and the Northern Nevada rift zone.
Lake Kivu spans 2,400 square kilometres, and lies in the Eastern African Rift Zone.
Ormat has not revealed the precise location of this geothermal development, but the companys spokesperson has disclosed that it will be set up on Kilaueas East Rift Zone in Puna.
New images from ESA's Venus Express orbiter show three transient bright spots at the edge of a young rift zone, hinting there might be active volcanoes on Venus today.
The Panama Fracture Zone terminates in the south at the Galapagos rift zone and in the north at the Middle America trench, where it forms part of the Cocos-Nazca-Caribbean triple junction.
We've had eruptions going on at the summit and East Rift Zone, going on for years," he says.
It occurred along the middle of Kilauea's east rift zone, about 2 miles west of Pu'u O'o.
It's the first large event we have seen like this in a rift zone since the advent of some of the space-based techniques we're now using.
According to Professor Cindy Ebinger of the Royal Holloway University of London, "It's the first large event we've seen like this in a rift zone since the advent of some space-based techniques we're now using that give us the resolution and detail to see what's really going on and how the Earth processes work.
The site sits along the rift zone, where there can be up to 25 feet of fault slippage in seconds.
Rift zone orientations reflect the gravity-induced tensional stress field that is controlled by a volcano's internal structure and morphology (Fiske and Jackson, 1972).