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pyroclastic
Andisols
1
Antarctic soil survey
1
Archean evolution
1
Baltic Shield
1
Britannia Range
1
Department of Earth Sciences
1
Earth sciences at Waikato University
1
Finland
1
GIS
1
Geology
1
HS Gibbs
1
Hamilton Ash
1
John D McCraw
1
Kamchatka
1
Kauroa Ash
1
Michael J Selby
1
NZ Society of Soil Science
1
New Zealand Soil Classification
1
QE1-996.5
1
Ross Dependency
1
University of Waikato
1
allophane
1
central Lapland
1
chemical analyses
1
clay mineral
1
cryptotephra
1
decompression
1
eruption
1
extrusion
1
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