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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Fields of Study > geology > rocks > metamorphic rocks
Preferred Term:

metamorphic rocks

Definition:
A metamorphic crystalline rock having a closely foliated structure divisible along approximately parallel planes.
Concept Schemes:
NALT Full
Broader Concept:
rocks
Narrower Concepts:
Entry Terms:
  • slates
  • schists
URI:
https://lod.nal.usda.gov/nalt/43324
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2017-01-25