This site is filled with information on the mineral quartz. General information, images, physical properties, and resources are also included.

This site has a colorful display of information about Ohio. It contains a map, pictures, a list of state symbols, and links to related information.

This site has a colorful display of information about South Dakota. It contains a map, pictures, a list of state symbols, and links to related information.

Find out about the official California state symbols and when they were adopted. Click on the words to see a picture and get more information.

What are the state symbols of Colorado? Find them here, along with the date of their adoption, and links to pictures and more information.

This fact sheet about Colorado also comes with a map, pictures, a list of state symbols, and links to related information.

This fact sheet for the state of Idaho features a map, pictures, a list of state symbols, and links to related information.

This site has a colorful display of information about Louisiana. It contains a map, pictures, a list of state symbols, and links to related information.

This site has a colorful display of information about Maine. It contains a map, pictures, a list of state symbols, and links to related information.

This site has a colorful display of information about Minnesota. It contains a map, pictures, a list of state symbols, and links to related information.

A colorful display of information about Wyoming. Contains a map, pictures, a state symbols list, and links to related information.

This site provides information on minerals found on the moon. (PERMANENT stands for Projects to Employ Resources of the Moon and Asteroids Near Earth in the Near Term.)

Highlights from a past Field Museum exhibition on pearls. You'll learn how pearls are made and how scientists and pearl farmers are working to conserve them.

A list of all of the state emblems and symbols for the state of Alabama. Clicking on the underlined link will bring up a picture of the symbol or emblem.

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

This site gives information on garnets, including descriptions of various varieties. Includes information about color, fashion, and use. Also provides pictures.

Site provides information on the history of emeralds, their physical properties, and where they can be found. Also provides pictures of emeralds and detailed information concerning them.

An interesting, brief discussion of the gem and mineral agate, including its physical properties and historical uses.

A commercial site giving information on the physical properties and history of emeralds. Includes details on the cuts and valuation of these gems.

This colorful site contains pictures of amethyst crystals that are displayed in the Smithsonian Museum of Natural History.

This commercial site gives information on rubies, including their physical properties and where they are found. Includes some details on how to choose a ruby for purchase.

This site contains information on peridot including its physical and metaphysical properties.

This commercial site contains information about the sapphire's physical properties and where it can be found. Also discusses the history and romance related to the stone and includes a description of its quality.

Frequently asked rock and mineral questions are answered and illustrated.