What Term Best Describes the Mineral's Luster

- April 23, 2022

There are many different terms used to describe the luster of a mineral but for this lab manual we are only concerned with metallic and non-metallic lusters does it look like a metal or does it not look like a metal respectively. What causes a lack of cleavage in some minerals.

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Cleavage is the splitting of minerals along natural planes of weakness.

. Cleavage is the colored mark that a mineral makes when scratched on a porcelain tile. Chapter 19 chemical reactions section 1 chemical changes answer key. Some rocks such as limestone or quartzite are composed primarily of one mineral calcite or aragonite in the case of limestone and quartz in the latter case.

Cleavage describes a minerals resistance to abrasion. 351 Luster and Color. Luster describes how the mineral looks.

15 mm metallic hexagonal molybdenite crystal from Quebec. Figures 24a and 24b. Most optical mineralogy today involves specially prepared thin sections 003-mm-thick specimens of minerals or rocks mounted on glass slidesVideo 1 linked in Box 5-2 explains how we make thin sections and Figure 51 the opening figure in this chapter shows an example.

Other rocks can be defined by relative abundances of key essential minerals. The term luster describes how light interacts with the surface of a mineral. Which of the following best describes the term cleavage.

Metallic luster looks like a shiny metal such as chrome steel silver or gold. A granite is defined by proportions of quartz alkali feldspar and plagioclase feldspar. Tenacity is the minerals resistance to breaking bending or otherwise deforming.

Which of the following best describes the term cleavage. The first thing to notice about a mineral is its surface appearance specifically luster and color. Submetallic luster has a duller.

Figure 54 above shows a microscope view of a thin section that contains several minerals. A rock is an aggregate of one or more minerals or mineraloids. Cleavage is the characteristic growth pattern or shape of a mineral.

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