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Photo and Video Chronology - Kīlauea - November 20, 2017

By Kīlauea November 20, 2017

Typical lava lake activity at Kīlauea Volcano's summit

Typical lava lake activity at Kīlauea Volcano's summit...
Sources/Usage: Public Domain. View Media Details
Kīlauea Volcano's summit lava lake activity over the past few days has been typical, with intermittent sites of spattering and migration of the crust from north to south (top to bottom of image). This view of the lava lake was captured on the evening of Saturday, November 18.

 

The surface crust on the summit lava lake has many different textur...
The surface crust on the summit lava lake has many different textures, and these textures can be used to identify where portions of a crustal plate originated. For instance, in this November 20 photo, the long narrow band of striated crust that cuts across the image diagonally originated from the spreading zone in the upper left area of the photo.
This video shows typical spattering in the summit lava lake in Hale...
This video shows typical spattering in the summit lava lake in Halema‘uma‘u Crater. Spattering is driven by the bursting of large gas bubbles. The surface crust tends to flow into the spattering sites, where the crust is shredded and sinks.

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