Curated OER
Colors - Both Natural And Unnatural
In this color names worksheet, students identify and locate both natural and unnatural color names. There are 108 colors located in the word search.
University of Kentucky
University of Kentucky: Kentucky Agate
Has information on agate which is Kentucky's official state rock. There are links to different close-up pictures of Kentucky agate.
Amethyst Galleries
Amethyst Galleries: The Mineral Quartz
This resource provides a description of the mineral quartz, including physical characteristics and color images.
Georgia State University
Georgia State University: Hyper Physics: Amethyst
This colorful site contains pictures of amethyst crystals that are displayed in the Smithsonian Museum of Natural History.
Other
Rockhound Arkansas: Quartz as Gems
This article discusses different varieties of quartz that are used as gemstones. A general description of each is given, including its historical background and physical makeup. This page is part of an excellent, detailed website about...
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.
Jewelry Central
Jewelry Central: Amethyst
Information on this commercial site gives the physical properties and origin of the amethyst, as well as some of the mythical and metaphysical properties ascribed to the gemstone.
Jewelry Central
Jewelry Central: Gemstones
This commercial site contains general information on various synthetic and natural gemstones and provides links to specific gems.
Amethyst Galleries
Amethyst Galleries: Mineral Gallery: Amethyst Purple Variety of Quartz
A detailed description of amethyst, including its physical properties and the more noteworthy locations it is mined.
Wikimedia
Wikipedia: Amethyst
Wikipedia provides a general overview of the ornamental stone, the amethyst. Content includes a focus on its physical characteristics, history, and role in folklore.
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
Amethyst
Information on this commercial site gives the physical properties and origin of the amethyst, as well as some of the mythical and metaphysical properties ascribed to the gemstone.
Curated OER
Amethyst
Information on this commercial site gives the physical properties and origin of the amethyst, as well as some of the mythical and metaphysical properties ascribed to the gemstone.
Curated OER
Georgia State University: Amethyst
This colorful site contains pictures of amethyst crystals that are displayed in the Smithsonian Museum of Natural History.