Picklist of volcanic terms (North American Geologic-map Data Model Science Language Technical Team, 12/18/2004)
Level 1 Level 2 Level 3
felsic volcanic material
felsic volcanic material rhyolite
felsic volcanic material rhyodacite
felsic volcanic material dacite
felsic volcanic material trachydacite
felsic volcanic material trachyte
mafic volcanic material
mafic volcanic material andesite
mafic volcanic material basaltic andesite
mafic volcanic material basaltic andesite icelandite
mafic volcanic material basalt
mafic volcanic material basalt tholeiitic basalt
mafic volcanic material basalt calc-alkali basalt
mafic volcanic material basalt alkali basalt
mafic volcanic material trachyandesite
mafic volcanic material trachyandesite benmoreite
mafic volcanic material trachyandesite latite
mafic volcanic material trachyandesite mugearite
mafic volcanic material trachyandesite shoshonite
mafic volcanic material trachybasalt
mafic volcanic material trachybasalt hawaiite
mafic volcanic material trachybasalt absarokite
ultramafic volcanic material
ultramafic volcanic material picrobasalt
ultramafic volcanic material picrite
ultramafic volcanic material komatiite
high-alkali volcanic material
high-alkali volcanic material alkali rhyolite
high-alkali volcanic material alkali rhyolite comenditic rhyolite
high-alkali volcanic material alkali rhyolite pantelleritic rhyolite
high-alkali volcanic material alkali trachyte
high-alkali volcanic material alkali trachyte comenditic trachyte
high-alkali volcanic material alkali trachyte pantelleritic trachyte
high-alkali volcanic material phonolite
high-alkali volcanic material tephriphonolite
high-alkali volcanic material phonotephrite
high-alkali volcanic material tephrite
high-alkali volcanic material basanite
high-alkali volcanic material foidite
high-alkali volcanic material foidite nephelenite
high-alkali volcanic material foidite leucitite
high-alkali volcanic material foidite melilitite
Picklist of volcanic terms (North American Geologic-map Data Model Science Language Technical Team, 12/18/2004)
Level 1 Level 2 Level 3
unconsolidated volcanic material
unconsolidated volcanic material ash
unconsolidated volcanic material lapilli-ash
unconsolidated volcanic material lapilli
unconsolidated volcanic material block-ash
unconsolidated volcanic material blocks
unconsolidated volcanic material bombs
unconsolidated volcanic material scoria
unconsolidated volcanic material pumice
volcanic rock
volcanic rock fragmental volcanic rock
volcanic rock fragmental volcanic rock tuff
volcanic rock fragmental volcanic rock lapilli tuff
volcanic rock fragmental volcanic rock lapillistone
volcanic rock fragmental volcanic rock tuff breccia
volcanic rock fragmental volcanic rock pyroclastic breccia
volcanic rock fragmental volcanic rock agglomerate
lava rock
vitric lava
vitric lava obsidian
vitric lava vitrophyre
vitric lava pitchstone
vitric lava perlite
Picklist of volcanic terms (North American Geologic-map Data Model Science Language Technical Team, 12/18/2004)
Level 1 Level 2 Level 3 Level 4
intrusive volcanic rock
intrusive volcanic rock volcanic dike
intrusive volcanic rock volcanic sill
intrusive volcanic rock volcanic laccolith
intrusive volcanic rock volcanic stock
intrusive volcanic rock volcanic plug
intrusive volcanic rock volcanic intrusive breccia
extrusive rock
extrusive rock lava flow
extrusive rock lava flow pillow lava
extrusive rock lava flow pahoehoe
extrusive rock lava flow aa
extrusive rock lava flow block lava
extrusive rock lava flow massive lava
extrusive rock lava dome
extrusive rock stratocone
extrusive rock shield volcano
volcaniclastic material
volcaniclastic material pyroclastic material
volcaniclastic material pyroclastic material pyroclastic flow
volcaniclastic material pyroclastic material pyroclastic surge
volcaniclastic material pyroclastic material pyroclastic fall
volcaniclastic material pyroclastic material pyroclastic fall agglutinate
volcaniclastic material pyroclastic material pyroclastic fall ejecta blanket
volcaniclastic material pyroclastic material pyroclastic fall cinder cone
volcaniclastic material pyroclastic material pyroclastic fall tuff cone
volcaniclastic material pyroclastic material pyroclastic fall tuff ring
am, 12/18/2004)