Zuidwal volcano
 | This article needs additional citations for verification. (January 2017) |
| Zuidwal volcano | |
|---|---|
  Zuidwal volcano | |
| Highest point | |
Extinct stratovolcano | |
| Last eruption | Late Jurassic |
The Zuidwal volcano is an extinct
Ma ago) and has since been covered by about 2,000 metres (6,600 ft) of sedimentary rock, most of it shale and sandstone from the Cretaceous
.
Discovery
The volcano was discovered in 1970 when the French oil company
reservoir rock, which turned out to be an extinct volcano. The gas field went in production in 1988 and is still producing gas
. Another clue indicating the presence of the volcano was the temperature. While the usual temperature at that depth is about 100 °C (212 °F), they found 130 °C (266 °F).
Volcano
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The volcano has a height of approximately 1 km (3,300 ft) and a circumference of several kilometers.Cimmerian Plate collided with Kazakhstania, sending shock waves through the Eurasian Plate, resulting in volcanism.
The volcano is covered by layers of sandstone from the early Cretaceous that act as
reservoir rock
for the gas. The seal rock consists of shale.
The volcanic rock is magnetic, creating a magnetic anomaly.[2]
See also
References
- ^ "De Zuidwal Vulkaan". Retrieved 2017-01-04.
- ^ "Een vulkaan uit de Jura onder de Waddenzee". Retrieved 2017-01-04.
External links
- Vulkaan in Nederland – Wetenschap24.nl