As part of the Burke Museum's site on Geology, this page details the birthstones for each month and discusses both the myth and the history behind birthstones.

This site will identify your birthstone based on a particular birth date and provide information on that gem. More information can be learned about that gem, and others, in their Gem Library.

This page has a variety of vocabulary puzzles and activities using 23 vocabulary words pertaining to weddings. It also provides an extensive vocabulary word list on the topic, anniversary presents by year, and a birthstone list by month.

This thorough site covers the history of jade along with how jade is sold and used today.

This site from the Wikipedia encyclopedia gives a definition and information on hardness, value determination, and natural versus artificial rubies. Links are provided throughout for additional information on related subjects.

This commercial page gives information about the physical properties of zircon, its appearance, and where it can be found. Includes pictures and tables.

Properties, myths, and facts of zircon are depicted in this commercial site.

Site provides many fun facts about the gem peridot, including information on its history and physical and metaphysical properties. Also provides a picture of the gem itself.

Article on the mineral beryl with a section on aquamarine, which is a variety of beryl.

This commercial site gives a brief description of moonstone with pictures of finished stones.

An image of the Missouri State Flower.