micrite
Sign in to savethumb|300px|Meleke in the Gerofit Formation (Turonian) near [[Makhtesh Ramon, southern Israel; a type of micrite.]] Micrite is a limestone constituent formed of calcareous particles ranging in diameter up to four μm formed by the recrystallization of lime mud.
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thumb|300px|Meleke in the Gerofit Formation (Turonian) near [[Makhtesh Ramon, southern Israel; a type of micrite.]] Micrite is a limestone constituent formed of calcareous particles ranging in diameter up to four μm formed by the recrystallization of lime mud.
The term was coined in 1959 by Robert L. Folk for his carbonate rock classification system. Micrite is derived from MICRocrystalline calcITE. In the Folk classification micrite is a carbonate rock dominated by fine-grained calcite. Carbonate rocks that contain fine-grained calcite in addition to allochems are named intramicrite, oomicrite, biomicrite or pelmicrite under the Folk classification depending on the dominant allochem.