guyot
In marine geology, a guyot (pronounced ), also known as a tablemount, is an isolated underwater volcanic mountain (seamount) with a flat top more than below the surface of the sea. The diameters of these flat summits can exceed .Hawaiian-Emperor seamount chain in the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contin ...
Emperor of Japan
The Emperor of Japan is the monarch and the head of the Imperial Family of Japan. Under the Constitution of Japan, he is defined as the symbol of the Japanese state and the unity of the Japanese people, and his position is derived from "the ...
was
Empress Suiko
(554 – 15 April 628) was the 33rd monarch of Japan, Imperial Household Agency (''Kunaichō'') 推古天皇 (33)/ref> according to the traditional order of succession.
Suiko reigned from 593 until her death in 628.
In the history of Japa ...
, who reigned from 593 to 628.
Geology
The last eruption from Suiko Seamount occurred 60 million years ago, during the
Paleogene Period
The Paleogene ( ; also spelled Palaeogene or Palæogene; informally Lower Tertiary or Early Tertiary) is a geologic period and system that spans 43 million years from the end of the Cretaceous Period million years ago ( Mya) to the beginning o ...
of the
Cenozoic Era
The Cenozoic ( ; ) is Earth's current geological era, representing the last 66million years of Earth's history. It is characterised by the dominance of mammals, birds and flowering plants, a cooling and drying climate, and the current configu ...