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Chapter 14 Review
Chapter 14 Review

... d. in liquid 8. A crystal structure is characteristic of a. an element c. magma b. a rock d. a mineral 9. A mineral is made up of one or more a. ores c. compounds b. rocks d. elements 10. How is it possible for two different minerals to have the same chemical composition? a. They have different crys ...
Document
Document

... Rocks that have a high percentage of Silicates are light in color, and are called Felsic rocks. ...
to Minerals - s3.amazonaws.com
to Minerals - s3.amazonaws.com

... Rocks that have a high percentage of Silicates are light in color, and are called Felsic rocks. ...
2Mineral igneous
2Mineral igneous

... General Facts about Minerals • Between 2 - 3,000 have been identified • A few are “native elements” -- made of only one element, such as sulfur, gold. copper, and graphite (carbon) • Most are compounds, especially the silicate group (Si, O). • Other important groups are oxides, carbonates, and sulf ...
Minerals and Igneous Rocks - Cal State LA
Minerals and Igneous Rocks - Cal State LA

... Objectives • Understand the properties and major groups of minerals • Briefly outline the three types of rocks and the processes that produce them • Discuss some important aspects of igneous rocks and their influence on landscape forms ...
Rock-Cycle
Rock-Cycle

... Earth and involved in the dynamics of mountain building, or intruded by a mass of magma, it will be subjected to great pressures and/or intense heat. The sedimentary rock will react to the changing environment and turn into metamorphic rock. When metamorphic rock is subjected to additional pressure ...
A brief introduction to minerals, rocks and the rock cycle
A brief introduction to minerals, rocks and the rock cycle

... 4) occurs naturally as part of our planet ...
Rocks and Minerals Test Review
Rocks and Minerals Test Review

... 5. What is the difference between weathering and erosion? Give environmental examples of where each of these processes might occur. 6. How does sorting, angularity, and grain size change the further from a source? 7. What is the word for rock making? What is the difference between cementation and co ...
Chapter 2 web
Chapter 2 web

... 1. __________ bonds form between positive and negative ions. 2. ____________ bonds form when atoms share electrons. 3. ____________ bonds form when metal ions share electrons. ...
Minerals
Minerals

... - Calcite bends light in 2 directions (Double reflection) - Calcite fizzes when in contact with HCl - Magnetite is magnetic - Sphalerite makes a rotten egg smell on a streak plate. ...
FREE Sample Here
FREE Sample Here

... 4. An element cannot be broken into smaller substances by ordinary chemical processes. 5. Halite (table salt) is composed of sodium and chlorine ions. 6. Only eight elements—oxygen, silicon, aluminum, iron, calcium, magnesium, potassium, and sodium—make up more than 98 percent of the Earth’s crust. ...
FREE Sample Here
FREE Sample Here

... 4. An element cannot be broken into smaller substances by ordinary chemical processes. 5. Halite (table salt) is composed of sodium and chlorine ions. 6. Only eight elements—oxygen, silicon, aluminum, iron, calcium, magnesium, potassium, and sodium—make up more than 98 percent of the Earth’s crust. ...
Mineral Notes - Student Copy
Mineral Notes - Student Copy

... Diamond ...
Minerals – Earth`s Jewels
Minerals – Earth`s Jewels

... Common Minerals • What do we call the common minerals that make up rocks? – Rock forming minerals, which are mostly silicates (they contain silicon and oxygen) ...
Basic Chemistry - Glenelg High School
Basic Chemistry - Glenelg High School

... Physical Weathering ...
FREE Sample Here
FREE Sample Here

... rubbing it across a piece of unglazed porcelain. Luster is the manner in which light is reflected from the surface of a mineral. Geologists classify minerals according to their chemical elements into nine groups. Although more than 3,500 minerals are known in Earth’s crust, only the nine rock-formin ...
FREE Sample Here
FREE Sample Here

... rubbing it across a piece of unglazed porcelain. Luster is the manner in which light is reflected from the surface of a mineral. Geologists classify minerals according to their chemical elements into nine groups. Although more than 3,500 minerals are known in Earth’s crust, only the nine rock-formin ...
1.2 Minerals
1.2 Minerals

... Why Atoms Bond  When an atom’s outermost energy level does not contain the maximum number of electrons, the atom is likely to form a chemical bond with one or more atoms. • A compound consists of two or more elements that are chemically combined in specific proportions. • An ion is an atom that gai ...
Volcanoes and Igneous Activity Earth
Volcanoes and Igneous Activity Earth

... Why Atoms Bond  When an atom’s outermost energy level does not contain the maximum number of electrons, the atom is likely to form a chemical bond with one or more atoms. • A compound consists of two or more elements that are chemically combined in specific proportions. • An ion is an atom that gai ...
Volcanoes and Igneous Activity Earth
Volcanoes and Igneous Activity Earth

... Why Atoms Bond  When an atom’s outermost energy level does not contain the maximum number of electrons, the atom is likely to form a chemical bond with one or more atoms. • A compound consists of two or more elements that are chemically combined in specific proportions. • An ion is an atom that gai ...
ES 335 Ch. 2
ES 335 Ch. 2

... Why Atoms Bond  When an atom’s outermost energy level does not contain the maximum number of electrons, the atom is likely to form a chemical bond with one or more atoms. •  A compound consists of two or more elements that are chemically combined in specific proportions. •  An ion is an atom that g ...
File
File

... First, before we begin, we must understand what a mineral is. A mineral is a naturally occurring, inorganic, solid, with a definite chemical composition and crystal structure. Now that you understand what a mineral is, lets discuss the methods we can use to identify them. Minerals have certain physi ...
What Is A Mineral?
What Is A Mineral?

... structures. Each structure is a separate mineral. Minerals that have the same compositions but different structures are called polymorphs. The principal properties used to characterize and identify minerals are crystal form, growth habit, cleavage, luster, color and streak, hardness, and specific gr ...
Lecture 32: Carbonates and Phosphates
Lecture 32: Carbonates and Phosphates

... tungstates, molybdates, phosphates, arsenates and vanadates. t t l bd t h h t t d d t This general grouping comes from the Dana Classification  system. It is a well established classification methodology, commonly  used by museum curators, and is based loosely in mineral  composition. These particul ...
What is a Mineral?
What is a Mineral?

... Definite Chemical Composition Minerals are complex assemblages of multiple elements Chemical Formula Types of atoms involved and relative proportions Ex. Quartz ...
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Mineral



A mineral is a naturally occurring substance that is solid and inorganic, representable by a chemical formula, usually abiogenic, and has an ordered atomic structure. It is different from a rock, which can be an aggregate of minerals or non-minerals and does not have a specific chemical composition. The exact definition of a mineral is under debate, especially with respect to the requirement a valid species be abiogenic, and to a lesser extent with regard to it having an ordered atomic structure. The study of minerals is called mineralogy.There are over 4,900 known mineral species; over 4,660 of these have been approved by the International Mineralogical Association (IMA). The silicate minerals compose over 90% of the Earth's crust. The diversity and abundance of mineral species is controlled by the Earth's chemistry. Silicon and oxygen constitute approximately 75% of the Earth's crust, which translates directly into the predominance of silicate minerals. Minerals are distinguished by various chemical and physical properties. Differences in chemical composition and crystal structure distinguish various species, and these properties in turn are influenced by the mineral's geological environment of formation. Changes in the temperature, pressure, or bulk composition of a rock mass cause changes in its minerals. Minerals can be described by various physical properties which relate to their chemical structure and composition. Common distinguishing characteristics include crystal structure and habit, hardness, lustre, diaphaneity, colour, streak, tenacity, cleavage, fracture, parting, and specific gravity. More specific tests for minerals include magnetism, taste or smell, radioactivity and reaction to acid.Minerals are classified by key chemical constituents; the two dominant systems are the Dana classification and the Strunz classification. The silicate class of minerals is subdivided into six subclasses by the degree of polymerization in the chemical structure. All silicate minerals have a base unit of a [SiO4]4− silica tetrahedra—that is, a silicon cation coordinated by four oxygen anions, which gives the shape of a tetrahedron. These tetrahedra can be polymerized to give the subclasses: orthosilicates (no polymerization, thus single tetrahedra), disilicates (two tetrahedra bonded together), cyclosilicates (rings of tetrahedra), inosilicates (chains of tetrahedra), phyllosilicates (sheets of tetrahedra), and tectosilicates (three-dimensional network of tetrahedra). Other important mineral groups include the native elements, sulfides, oxides, halides, carbonates, sulfates, and phosphates.
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