Antrim Plateau Forms
The Antrim Plateau in northwestern Australia forms from flood basalts, layers of cooled lava built up gradually by repeated outpourings from fissures in the ground.
Sunday, 1 June 2014
530.00 MILLION YEARS AGO : Animals Preserved in Burgess Shale
Animals Preserved in Burgess Shale
Very unusual soft-bodied animals, including trilobites and other marine invertebrates, are buried under ocean sediment and preserved in a fossil bed in Canada known as the Burgess Shale.
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