What is the rarest diamond?

Answer The world's rarest diamond is the pink diamond. Ninety-five percent of the world's pink diamonds come from the Argyle mine in Western Australia. Argyle pink diamonds are worth up to 20 times the pr... Read More »

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What is the difference between a Communical disease and a Infectious disease?

What is the relation between periodontal disease and cardiovascular disease?

DENTAL INFECTIONS AND MEDICAL POBLEMS I BELIEVE THAT I READ SOMEWHERE that if you have an infection in your mouth, from either infected teeth or gums you have to be careful at the dentist. If a den... Read More »

What is the rarest coin in the world?

As of 2010, the rarest coin in the world is the 1933 Double Eagle coin, a gold coin with a face value of $20. The coins were made in 1907, but during the Great Depression, President Roosevelt took ... Read More »

What is the rarest plant on earth?

Encephalartos woodii is generally considered the rarest plant on Earth. It is a type of tree with long, dark leaves. Only one plant was ever found in the wild, and it was a male so it could not sex... Read More »