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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > geology > rocks > igneous rocks > volcanic rocks
Fields of Study > geology > sediments > pyroclastic materials > volcanic rocks
Preferred Term:

rocas volcánicas

Definition:
Rocas formadas por la solidificación de materiales fundidos que han sido comprimidos sobre la superficie del suelo.
Concept Schemes:
NALT Core
https://lod.nal.usda.gov/nalt
Términos Genéricos:
rocas ígneas, materiales pirclásticos
Términos Específicos:
Términos Relacionados:
URI:
https://lod.nal.usda.gov/nalt/15964
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2016-10-25