Hlíðarfjall

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Deutsch: Der hyaloklastische Rücken Hlíðarfjall (Mývatn) gehört zum Vulkansystem der Krafla im Norden Islands beim See Mývatn. Es handelt sich um einen Vulkan, der unter Eiszeitgletschern in subglazialen Eruptionen v.a. aus Rhyolith aufgebaut wurde.
English: Hlíðarfjall is a hyaloclastic ridge in northern Iceland, to the northeast of Mývatn. The mountain was made by subglacial eruptions, esp. of rhyolite during the Ice Age.


Aerial views

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Views of the volcano Hlíðarfjall

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Seen from Mývatn

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Seen from Bjarnarflag geothermal power station

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Seen from Krafla caldera

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The origin of Hlíðarfjall: Subglacial eruptions

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The eruptions in this case took probably place entirely under the glacier (within caves built by the heat of the volcano).

  • 1. Water vapor cloud 2. Lake 3. Ice 4. Layers of lava and ash 5. Stratum 6. Pillow lavas 7. Magma conduit 8. Magma chamber 9. Dike