- palæomagnetism
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Tumblagooda sandstone — The Tumblagooda sandstone is a geological formation deposited during the Silurian or Ordovician periods, around four to five hundred million years ago, and is now exposed on the west coast of Australia, straddling the boundary of the Carnarvon… … Wikipedia