Chapter 3 Matter and Minerals. Geology for Engineers GE 50 University of Missouri-Rolla. Minerals: Building blocks of rocks. By definition a mineral is Naturally occurring Inorganic solid Ordered internal molecular structure Definite chemical composition Rock
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Geology for Engineers
University of Missouri-Rolla
The health hazards associated with naturally occurring chrysotile asbestos, such as that shown here, are usually overstated.
Moh’s scale relates the hardness of minerals with some common objects, such as fingernails, copper pennies, a steel knife blade, and glass.
Orthoclase feldspar (6) is used as a whitener agent in toothpaste, while tooth enamel is comprised of the mineral apatite (5)
Schematic diagram of the crystalline structure of sodium chloride, more commonly known as table salt. The actual ions are very closely packed.
European engineers use K-spar in highway aggregates to increase pavement reflectivity and wearing surface.
Plagioclase feldspars are components of decorative dimension stone, especially “black granite” (gabbro).
Ferromagnesian minerals like hornblende and pyroxene tend to weather more easily than other minerals in plutonic rocks, like granite.