http://www.jewelrytrek.com/templates/Default/img/logo.gifhttp://www.jewelrytrek.com/ reviewed these sites and found them related to Collecting Rocks, Gems, and Mineralshttp://www.jewelrytrek.com/rocks-gems-and-minerals/general-information/gemstones/http://www.jewelrytrek.com/rocks-gems-and-minerals/general-information/gemstones/GemSite-l744.htmlColored gemstone information resource created by the International Colored Gemstone Associationhttp://www.jewelrytrek.com/rocks-gems-and-minerals/general-information/gemstones/Mineral-and-Gemstone-Kingdom-l743.htmlInformation and images of minerals, including a special gemstone section