Photo of this volcano
  • Country
  • Volcanic Region
  • Primary Volcano Type
  • Last Known Eruption
  • 33.874°N
  • 139.602°E

  • 851 m
    2791 ft

  • 284041
  • Latitude
  • Longitude

  • Summit

  • Volcano

The Global Volcanism Program has no activity reports for Mikurajima.

The Global Volcanism Program has no Weekly Reports available for Mikurajima.

The Global Volcanism Program has no Bulletin Reports available for Mikurajima.

Eruptive History

Summary of Holocene eruption dates and Volcanic Explosivity Indices (VEI).

Start Date Stop Date Eruption Certainty VEI Evidence Activity Area or Unit
4100 BCE ± 100 years Unknown Confirmed   Radiocarbon (corrected) Tsubunegamori & Yasukajigamori domes
5050 BCE (?) Unknown Confirmed   Tephrochronology

This compilation of synonyms and subsidiary features may not be comprehensive. Features are organized into four major categories: Cones, Craters, Domes, and Thermal Features. Synonyms of features appear indented below the primary name. In some cases additional feature type, elevation, or location details are provided.

Photo Gallery

The dissected southern flanks of Mikura-jima volcano are seen in this aerial view from the SSW. O-yama, the summit of the stratovolcano forming the island, lies in the shadow on the left horizon. The small dark spire on the center horizon is the Ichinomori volcanic neck, while the flat-topped Shipunegamori lava dome is at the far right.

Copyrighted photo by Akira Takada (Japanese Quaternary Volcanoes database, RIODB, http://riodb02.ibase.aist.go.jp/strata/VOL_JP/EN/index.htm and Geol Surv Japan, AIST, http://www.gsj.jp/).
See title for photo information.

Smithsonian Sample Collections Database

There are no samples for Mikurajima in the Smithsonian's NMNH Department of Mineral Sciences Rock and Ore collection.

Affiliated Sites