Amethyst Galleries
Amethyst Galleries: Mineral Gallery:
This site gives is an entry portal to information on gems and gemstones, including pictures of specimens and details on their physical properties and where they can be found.
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.