diabase: see basalt.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

More on diabase from Fact Monster:

  • basalt - basalt basalt , fine-grained rock of volcanic origin, dark gray, dark green, brown, reddish, or ...
  • Palisades - Palisades Palisades, cliffs along the west bank of the Hudson River, NE N.J. and SE N.Y., extending ...
  • Triassic period - Triassic period Triassic period , first period of the Mesozoic era of geologic time (see Geologic ...
  • Encyclopedia: Geology and Oceanography - Encyclopeadia articles concerning Geology and Oceanography.

See more Encyclopedia articles on: Geology and Oceanography

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