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PREFERRED TERM
foid syenitoid  
TYPE
  • http://purl.org/net/provenance/ns#DataItem

DEFINITION
  • Phaneritic crystalline igneous rock with M less than 90, contains between 10 and 60 percent feldspathoid mineral in the QAPF fraction, and has a plagioclase to total feldspar ratio less than 0.5. Includes QAPF fields 11 and 12.
DESCRIPTION
  • Phaneritic crystalline igneous rock with M less than 90, contains between 10 and 60 percent feldspathoid mineral in the QAPF fraction, and has a plagioclase to total feldspar ratio less than 0.5. Includes QAPF fields 11 and 12.
IDENTIFIER
  • foidSyenitoid
TITLE
  • foid syenitoid
URI
http://inspire.ec.europa.eu/codelist/LithologyValue/foidSyenitoid
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