Definition of "gabbroic" [gabbroic]

  • A dark coarse-grained basic plutonic igneous rock consisting of plagioclase feldspar, pyroxene, and often olivine (noun)
  • Of, pertaining to, or containing gabbro (adjective) (c) HarperCollins Publishers Ltd 2016 : Text is available under the Creative Commons Attribution-ShareAlike License

Use "gabbroic" in a sentence
  • "Huge archaeological potential is the presence of native pottery, Cornish gabbroic coarseware."
  • "The wall rocks to the pegmatites consist of a sequence of mafic volcanics and gabbroic intrusive bodies."
  • "The prospect lies within a belt of rocks assigned to the Triassic Amphitheatre Group of the Wrangellia terrane, consisting of basalt flows and minor interflow argillite, limestone, and tuff, commonly with gabbroic sills."