The 1950-51 Lava Field
Area | Summit Caldera |
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In the 1950-51 eruption, for the first time since the Great An'ei Eruption of 1777-1792, lava flows flowed down to the caldera floor over Mt Mihara.
The lava flow that spread across the caldera floor reached close to the western caldera rim and "Omote-Sabaku Desert" in the north-western part of the caldera.
This lava flow is one of the typical forms of basalt lava, known as "A'a lava", which is covered with a rugged black mass (clinker).