- the Kikai-
Akahoya eruption, one of the
largest eruptions during the
Holocene (10,000 years ago to present) that
produced the Kikai-
Akahoya (K-Ah) tephra...
- The
Akahoya eruption or Kikai-
Akahoya eruption was the
strongest known volcanic eruption of the
Kikai Caldera in Kyūshū, ****an
occurring c. 5250 BCE....
-
ancient eruption of a
colossal volcano.
Kikai Caldera was the
source of the
Akahoya eruption, one of the
largest eruptions during the
Holocene (10,000 years...
- (Approx.)
Ejecta volume (Approx.)
Kikai Caldera ****an,
Ryukyu Islands Akahoya eruption 5,300 BC 7,300 170 km3 Aira
Caldera ****an, Kyūshū Aira-Tanzawa...
-
oldest known gold ****d
deposited at
Varna Necropolis, Bulgaria. 4300 BC:
Akahoya eruption creates the
Kikai Caldera and ends the
earliest homogeneous Jomon...
-
Kikai Caldera Ryukyu Islands 170 332–457 -5353 5353 BCE -5215 5215 BCE
Akahoya eruption 7
Crater Lake (as
Mount Mazama)
Cascade Volcanic Arc 120 120 -5832...
- with rare
mineral deposition exist on the bay's sea bottom. The m****ive
Akahoya eruption to the
south around 7,300 cal. BP depo****ted the bay by pyroclastic...
-
being adjacent to the
northern rim of the
Kikai Caldera and
predating the
Akahoya eruption. It has an area of
approximately 4.2
square kilometres (1.6 sq mi)...
- The
Crater lake's
eruption in 7th
Millennium BC, The
Kikai caldera's
Akahoya eruption in 5th
Millennium BC, The
Thera or Santorini's
eruption in 2nd...
-
later erupted Senta lava
before about 7300
years ago
erupting the Kikai-
Akahoya tephra. The caldera-forming
eruptions began 6400
years ago
involving by...