Wikimedia
Wikipedia: Jasper From Wikipedia
This site has a concise definition of jasper along with pictures and connections to related sites.
Amethyst Galleries
Amethyst Galleries: Mineral Gallery: Diamond
A detailed discussion of the physical properties of diamonds, including different forms of carbon, locations of origin, uses, color, and more. Informational and helpful concerning diamonds.
Amethyst Galleries
Amethyst Galleries: Mineral Gallery: Sapphire, the Non Red Variety of Corundum
This resource provides general information on sapphire, including hardness, color, and uses.
Amethyst Galleries
Amethyst Galleries: Mineral Gallery: Aquamarine, the Blue Variety of Beryl
This site has some background information on aquamarine, a blue form of beryl. Provides details about variety, uses, color, and more. Detailed and helpful information.
Other
Icga: Aquamarine, Gem of the Sea
A brief description of the physical properties of the aquamarine gemstone, along with a perspective on its history and metaphysical properties.
Other
Icga: Garnets
This site gives information on garnets, including descriptions of various varieties. Includes information about color, fashion, and use. Also provides pictures.
Other
Icga: Agate, Stripe Up the Bands
An interesting, brief discussion of the gem and mineral agate, including its physical properties and historical uses.
Other
Bob's Rock Shop: Rock & Gem: Agates From the Land of Pumas and Craters
An article about hunting agate in Argentina, from Rock & Gem magazine.
Other
Gem Hut: Garnet
This commercial site gives information about garnet, including some of the varieties and where they are found. It also has pictures.
Other
Gem Hut: Moonstone Gemstones
This commercial site gives a brief description of moonstone with pictures of finished stones.
Quia
Quia: Dig Into Geology
Site provides games and activities that will allow students to have fun, and learn more about rocks and minerals at the same time.
Curated OER
The Mineral Gallery: Amethyst
A detailed description of amethyst, including its physical properties and the more noteworthy locations it is mined.
Curated OER
The Mineral Gallery: Aquamarine
This site has some background information on aquamarine, a blue form of beryl. Provides details about variety, uses, color, and more. Detailed and helpful information.
Curated OER
The Mineral Gallery: Emerald
A brief physical description of emeralds from an online database about minerals. Provides information about history, characteristics, color, and use.
Curated OER
Amethyst Galleries: Jade
This site gives a basic description and information on jade. Provides information about uses, color, hardness, and history.
Curated OER
The Amethyst Gallery: Peridot
This brief article has information on the physical characteristics of peridot and where it is found. Includes information about color, uses, and hardness, and provides pictures of the gem.
Curated OER
Gem Stones of Sri Lanka
Photographs, explanations, and examples of gem stones that can be found in Sri Lanka, followed by a history of Sri Lanka's gem trade.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Gem
Engraved Gem in the British Museum. - Encyclopedia Britannica, 1893
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Gem
Engraved Gem in the British Museum. - Encyclopedia Britannica, 1893
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Gem
Engraved Gem in the British Museum. - Encyclopedia Britannica, 1893
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Gem
Engraved Gem in the British Museum. - Encyclopedia Britannica, 1893
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Gem
Engraved Gem in the British Museum. - Encyclopedia Britannica, 1893