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       - Periodic 
       Table of the Elements 
 
       - From Los Alamos, this is clickable and searchable.
       Carbon 
       is found free in nature in three allotropic forms: amorphous, graphite, 
       and diamond. 
       A fourth form, known as "white" carbon, is now thought to exist... 
 
       - Silicon Remembers 
       Carbon 
 
       - An Installation by David Rokeby 
 
       - WebElements 
 
       - From the UK, this is the periodic table on the World-Wide Web brought 
       to you by the University of 
       Sheffield. You can select from General, Chemical, Physical, Nuclear, 
       Electronic, Biological, Geological, or Crystallographic data. Fantastic!
       
 
       - Chemical 
       formulae for minerals and gems 
 
       - From Jill Banfield's course
 
       - Carbon Activation 
       of Water 
 
       - from the Water Quality Association 
 
       - The Mysterious Allotropes of Carbon
       
 
       - There is rather a mystery surrounding the Question: How many 
       crystallograhic forms, or allotropes, of Carbon exist? We have collected 
       here information representing a sampling of opinions. We invite your 
       vote on the topic. 
 
       - The Lore of Diamonds 
 
       - The historic and geologic legacy of those diamonds. 
 
      
     
       - Properties of Diamonds 
 
       - Some curious properties of diamonds. 
 
      
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