Had to throw my europenny in. Some of it ends up as sand. At Norfolk Island
there is a deposit of petrified calcareous (shell and coral) sand 35 metres
thick.
 
Rob V
 
    ______
   /  ___ \                        DR VARMAN'S WEBSITE
  |  / , \ |O    O       http://www.geocities.com/Paris/LeftBank/6559/
  | |  \d/ | \__/            Archaeology, Land Snails, Genealogy
  |__\_____/-(..)        Norfolk Island, Sydney, Best Links, Personal
_/_____________/.........................................................
    31 Wombat Street, Berkeleyvale, Central Coast, NSW, Australia, 2261
Phone +61 43 882169     Fax +61 43 898450     Email [log in to unmask]