https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.7 2026-04-15T10:53:30.610Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/e8d97ffd-2fd2-4989-88a7-9772fc9b7cd8 IGNEOUS ROCKS Date=2013-03-05 User Id=tbs1979 Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=IGNEOUS ROCKS [e8d97ffd-2fd2-4989-88a7-9772fc9b7cd8,62085] - IGNEOUS ROCK FORMATION [984d4966-070d-4f8c-85e7-83bb0fd804a8,82945] Date=2013-03-05 User Id=tbs1979 Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=IGNEOUS ROCKS [e8d97ffd-2fd2-4989-88a7-9772fc9b7cd8,62085] - IGNEOUS ROCK AGE DETERMINATIONS [53e3eeca-265b-42d8-ad64-bfcc2acdad26,82967] Date=2013-03-05 User Id=tbs1979 Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=IGNEOUS ROCKS [e8d97ffd-2fd2-4989-88a7-9772fc9b7cd8,62085] - IGNEOUS ROCK PHYSICAL/OPTICAL PROPERTIES [a17a781d-01b0-470c-a4e2-e91ca8b1fbdc,82943] Date=2013-04-04 User Id=tbs1979 Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=IGNEOUS ROCKS [e8d97ffd-2fd2-4989-88a7-9772fc9b7cd8,62085] - IGNEOUS ROCK VERTICAL/GEOGRAPHIC DISTRIBUTION [16499bb4-95bd-4bc0-b8d8-1fd11ca7d44d,83255] Pertaining to the composition, texture, formation, location, extent, etc. ofrocks formed through igneous processes. 2013-04-04 14:22:50.0