"Seeking the Truth about Chronology Today"
The eruption of Mount Vesuvius in 685 AD has been classified as either a Subplinian or a Strombolian eruption. The activity took place in February and March. There were earthquakes, a plinian column, and related fallout.
The sources for this event are:
1 – Paolo Diacono, Historia Longobardorum, liber VI, cap. IX.
2 – Giorgio Agricola, De re metallica. De natura eorum quae effluunt ex terra, liber IV.
3 – “Appendix to the holy legend of San Gennaro (in Alfano, 1924).”
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References;
An Overview of the History of Mount Vesuvius
2 – Mount Vesuvius: 2000 years of volcanological observations
3 – Vesuvius Before the 1631 Eruption
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