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How hot is volcanic lava?

Published in Volcanology 1 min read

The temperature of volcanic lava ranges from approximately 700 to 1,200 °C (1,300 to 2,200 °F).

Lava's exact temperature depends on several factors, including its composition and gas content. Different types of lava have different melting points and, therefore, different temperatures when molten. For example:

  • Basaltic lava: This is the most common type of lava and is generally the hottest, typically ranging from 1,000 to 1,200°C (1,832 to 2,192°F).

  • Andesitic lava: Generally cooler than basaltic lava, with temperatures ranging from 800 to 1,000°C (1,472 to 1,832°F).

  • Rhyolitic lava: This is the coolest type of lava, typically ranging from 700 to 850°C (1,292 to 1,562°F). Rhyolitic lavas are highly viscous and don't flow easily.

It's important to remember that these are just typical ranges, and the actual temperature of lava can vary. Measuring lava temperature is a dangerous and challenging task, often done using specialized equipment from a safe distance.

In summary, while the temperature of lava fluctuates, it is extremely hot, ranging from 700°C at the lower end to 1,200°C at the higher end.

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