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University of Bristol, Uk: Minerals Under the Microscope
In this geology course, students learn about the use of the polarizing microscope, the primary tool for examining the structure of mineral samples such as cleavage, density, fracture, color, and the like.
Amethyst Galleries
Amethyst Galleries: Physical Characteristics of Minerals
The properties of minerals are defined in this resource, such as color, luster, cleavage, hardness, streak, and more. Included are pictures of minerals along with detailed descriptions. You can also search for minerals by name, class, or...
Amethyst Galleries
Amethyst Galleries: Mineral Gallery: The Color of Minerals
This resource provides information about the color of minerals.
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Rockhounding Arkansas: Basic Mineral Identification
Want to learn about rock collecting? This page introduces you to the basics and language of rocks and -inerals. Learn what the difference is between a rock and a mineral.