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Lamprophyre dikes in granite


A British name for any dark-color, fine-grain rock, such as Basalt, Chert, Diabase, dolorite, spidiorite, Greenstone, and Lamprophyre.

Synonyms and Related Terms

greenstone; toadstone; trap; basalt; chert; diabase; dolorite; spidiorite; lamprophyres

Sources Checked for Data in Record

  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998