Basalt Knob Volcano
Updated: Apr 25, 2024 00:31 GMT -
Cone 100 m / 328 ft
Eastern Alaska, United States, 58.03°N / -136.33°W
Current status: (probably) extinct (0 out of 5)
Eastern Alaska, United States, 58.03°N / -136.33°W
Current status: (probably) extinct (0 out of 5)
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Basalt Knob volcano eruptions: None during the past 10,000 years
Less than few million years ago (Pleistocene)
Latest nearby earthquakes
Time | Mag. / Depth | Distance / Location |
Background
Mapped as Quaternary?; not likely present when glacial erosion formed inlet (Rossman 1959).---
Source: Smithsonian / GVP volcano information
Basalt Knob Volcano Photos
Basalt towers at the lower ranges of the Simien mountains (Photo: Tom Pfeiffer)
Surface patterns created by erosion and weathering of the basalt rock of Strombolicchio. (Photo: Tom Pfeiffer)
The famous coast Los Hervideros with basalt columns. (Photo: Tobias Schorr)
Layers of basalt flows form the Simien mountains (Photo: Tom Pfeiffer)