Eruption

janmart.tenedora
Mind Map by janmart.tenedora, updated more than 1 year ago
janmart.tenedora
Created by janmart.tenedora over 7 years ago
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Description

New South Wales - Higher School Certificate (HSC) Ancient History (Pompeii and Herculaneum) Mind Map on Eruption, created by janmart.tenedora on 07/14/2013.

Resource summary

Eruption
1 Pliny the younger
1.1 Only first person account
1.2 exaggerated
1.3 "bits of pumice"
1.4 "ashes mixed with pumice stones"
1.5 "blacker and denser than night ever is"
1.6 "breathing was impeded by the dense fumes"
2 Interpretation of physical remains
2.1 'pugilist pose'
2.1.1 indicates exposure to intense heat
3 First Stage
3.1 Cloud of ash and pumice
3.1.1 showered down onto Pompeii
3.1.1.1 Heavy weight of the deposits
4 Second Stage
4.1 Series of pyroclastic surges
4.1.1 avalanches of hot ash, poisonous gases and molten rock
4.1.2 Haraldur Sirgudsson suggests
4.1.2.1 separated into two surges
4.1.3 stages 1-2 dissipated before reaching Pompeii
4.1.3.1 3rd stage, widespread preservation
5 Estelle Lazer suggests
5.1 causes of death
5.1.1 asphyxiation
5.1.2 thermal shock, hence 'pugilist pose'
5.1.3 Concussion from projectiles
5.1.3.1 shown from breaks and bone fractures
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