Protector Shoal is a
submarine volcano, also called
seamount, which rises gently from an ocean depth of to about below sea level approximately NW of Zavodovski Island in the
South Sandwich Islands
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chain. The last eruption occurred during March 1962. Protector Shoal is the only volcano in the arc that has erupted
rhyolite pumice
Pumice (), called pumicite in its powdered or dust form, is a volcanic rock that consists of highly vesicular rough-textured volcanic glass, which may or may not contain crystals. It is typically light-colored. Scoria is another vesicular v ...
.
See also
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List of volcanoes in South Sandwich Islands
This is a list of active and extinct volcanoes in the South Sandwich Islands.
References
{{DEFAULTSORT:Volcanoes in South Sandwich Islands
South Sandwich Islands
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References
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Landforms of South Georgia and the South Sandwich Islands
Volcanoes of South Georgia and the South Sandwich Islands
Seamounts of the Atlantic Ocean
Former islands from the last glacial maximum
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