Chapter 2 - Minerals

Chapter 2 - Minerals - Chapter 2 Review (Bold print...

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Chapter 2 Review (Bold print indicates potential quiz question) (1) A mineral is a naturally occurring inorganic solid possessing a definite chemical structure that gives it a unique set of physical properties. Most rocks are aggregates composed of two or more minerals. Definition of a mineral: five elements – naturally occurring, inorganic, solid, ordered internal molecular structure , definite chemical composition. Definition of a rock: a solid aggregate of mass of one or more minerals; naturally occuring (2) The building blocks of minerals are elements. An atom is the smallest particle of matter that still retains the characteristics of an element. An element is a large collection of electrically neutral atoms, all having the same atomic number . (3) Atoms combine with each other to form more complex substances called compounds. Atoms bond together by gaining, losing, or sharing electrons with other atoms. (4) Isotopes are variants of the same element. Some isotopes are unstable and disintegrate naturally through a process called radioactivity. (5) The properties of minerals include crystal form, luster, color, streak,
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Chapter 2 - Minerals - Chapter 2 Review (Bold print...

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