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Alexandria Digital Library Feature Type Thesaurus
Categories
Physiographic features
Volcanic features
Lava fields
Areas of formations resulting from the consolidation of molten rock on the surface of the Earth. [USGS Feature Class Definitions <
http://geonames.usgs.gov/domestic/feature_class.htm
>]
This category is also used for
lava areas
.
Alexandria Digital Library Feature Type Thesaurus
Subtopics:
(none)