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Kirtland and Fruitland Formations

Kirtland and Fruitland Formations; coal-bearing, coal primarily in the Fruitland; Campanian to Maastrichtian
StateNew Mexico
NameKirtland and Fruitland Formations
Geologic agePhanerozoic | Mesozoic | Cretaceous
Original map labelKkf
CommentsKirtland Formation: shale, sandstone, mudstone (clay). Fruitland Formation: sandstone, shale, siltstone, mudstone, and coal.
Primary rock typesandstone
Secondary rock typemudstone
Other rock typescoal
Lithologic constituents
Major
Sedimentary > Clastic > Mixed-clastic > Sandstone-Mudstone (Bed)ss, mudst, cgl coal-bearing
Minor
Sedimentary > Coal (Bed)ss, mudst, cgl coal-bearing
Map references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Unit references
Anderson, O.J., Jones.G.E., and Green, G.N., compilers, 1997, Geologic map of New Mexico: U.S. Geological Survey Open-File Report 97-52.
Geographic coverageMcKinley - Rio Arriba - Sandoval - San Juan

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