Sentence Examples


  • The higher steppes, as far as they are known, consist of Ordovician and Cambrian rocks, with an average elevation of 1500 to 3000 ft.
  • The breaking up of the old Archean foundation block began in Cambrian and Ordovician times.
  • A narrow Cambrian sea must have extended across central Australia from the Kimberley Goldfield in the north-west, through Tempe Downs and the Macdonnell chain in central Australia, to the South Australian highlands, central Victoria at Mansfield, and northern Tasmania.
  • Cambrian rocks occur in each of these districts, and they are best developed in the South Australian high= lands, where they include a long belt of contemporary glacial deposits.
  • It has a station on the Cambrian line between Moat Lane and Brecon, and two others (high and low levels) at Builth Road about 14 m.