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Field geology
5
Igneous rocks
5
New Zealand
5
North Island
Volcanic rocks
5
Volcanology
5
California
3
Germany
3
Japan
3
Sicily
3
Vesuvius
3
Cretaceous limestone
2
Devitrification
2
Etna
2
Fumarole
2
Galapagos
2
Honshu
2
Iceland
2
Isabela Island
2
Italy
2
Lapilli tuff
2
Lava flow
2
Magma
2
Mexico
2
Moeraki Point
2
Pyroclastic
2
SW Greenland
2
Texas
2
Tuff
2
Vulcano
2
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New Zealand
Galapagos
2
Greenland
2
Augusta
1
Baker Mount
1
Byerly
1
Canada
1
Champagne
1
Crater Lake
1
Etna
1
Field Glacier
1
Fogo
1
Fossa
1
Garibaldi
1
Geysir
1
Hafragilsfoss
1
Krafla
1
Laki
1
Long Valley
1
Mount Adams
1
Mount Baker
1
Nesjavellir
1
Osorno
1
Pacific
1
Rapa
1
Rapa Nui
1
Salisbury
1
Strokkur
1
Valles
1
White Island
1
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