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New Zealand · Shield volcano

Mayor Island / Tūhua

Tuhua/Mayor Island

Type
Shield volcano
Elevation
355m
Last eruption
-5055
Mayor Island / Tūhua
Photo: Schwede66 · CC BY-SA 3.0 · Wikimedia Commons
Type
Shield volcano
Country
New Zealand
Region
Tonga & Kermadec / Taupo Volcanic Arc
Elevation
355m
Coordinates
-37.280, 176.250
Last eruption
-5055
Tectonic setting
Subduction zone / Continental crust (> 25 km)
Landform
Shield
Major rock type
Rhyolite

Geological summary

The 4-km-wide Tuhua/Mayor Island, offshore of North Island in the Bay of Plenty, is the emergent portion of a 15-km-wide peralkaline shield volcano constructed between about 120,000 and 35,000 years ago.

Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →

From Wikipedia

Mayor Island / Tūhua is a dormant shield volcano located 26 km (16 mi) off the Bay of Plenty coast of New Zealand's North Island. It covers 13 km2 (5 sq mi).

Wikipedia · CC BY-SA · Read full article →

Eruption history

2 recordedGlossary

Record summary

Confirmed eruptions
2
Uncertain eruptions
0
Span of confirmed record
6050 BCE (±75 yrs) – 5055 BCE
Largest confirmed eruption
VEI 5 (5055 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
6050 BCE~5950 BCE · 1 eruptions · max VEI ?5154 BCE~5055 BCE · 1 eruptions · max VEI 56050 BCE5851 BCE5552 BCE5353 BCE5154 BCE

Detailed timeline

  1. 5055 BCE (±155 yrs)VEI 5Geological estimate
    5055 BCE – end unknown
    South end of caldera, Taratimi Bay
  2. 6050 BCE (±75 yrs)VEI ?Geological estimate
    6050 BCE – end unknown
    SE caldera rim

Nearby volcanoes

External links

⚠ For reference only. Not for emergency response.