www.bristol.ac.uk/Depts/Chemistry/MOTM/diamond/diamond.htm
http://www.diamondland.be/index01.htm
www.alexan.com/worlds10.htm
www.minerals.net/gemstone/gemstone/diamond/diamond.htm
www.nyu.edu/pages/mathmol/textbook/mcarbon.html
www.minerals.net/mineral/elements/diamond/diamond.htm
www.ezl.com/~goldsmith/magic.html
maloofjewelry.com/history.htm
www.pineglen.com/d_famous.htm
