Japan · Shield volcano
Numazawa
- Type
- Shield volcano
- Elevation
- 835m
- Last eruption
- -3400
- Type
- Shield volcano
- Country
- Japan
- Region
- Northwestern Pacific / Northeast Japan Volcanic Arc
- Elevation
- 835m
- Coordinates
- 37.444, 139.566
- Last eruption
- -3400
- Tectonic setting
- Subduction zone / Continental crust (> 25 km)
- Landform
- Shield
- Major rock type
- Dacite
Geological summary
Numazawa is a small, 2-km-wide dominantly dacitic-to-rhyolitic caldera constructed within an older Pliocene caldera.
Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →
Eruption history
1 recordedGlossaryRecord summary
- Confirmed eruptions
- 1
- Uncertain eruptions
- 0
- Span of confirmed record
- 3400 BCE – 3400 BCE
- Largest confirmed eruption
- VEI 5 (3400 BCE)
- Confirmed eruptions since 1900
- 0
Summary (VEI over time)
Click a bar to see individual eruptions · Use arrow keys to move between bars, Enter to open
Detailed timeline
- 3400 BCEVEI 5Geological estimate3400 BCE – end unknown
Nearby volcanoes
External links
- Not yet on Wikipedia (English). You can contribute on Wikidata.
- Smithsonian GVP source page
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