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Geology Study Guide #1 Puzzle 2

Stephanie Carpenter

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1.A mineral that contains the silicate anion. (Silicate)
8.Any solid that has a crystal structure. (Crystalline)
12.Any local concentration of minerals formed through processes of sedimentation. (Sedimentary Mineral Deposit)
14.The sum of the protons and neutrons in the nucleus of an atom. (Mass Number)
15.Any naturally formed, crystalline solid with a definite chemical compostition and a characteristic crystal structure. (Mineral)
17.A deposit of heavy minerals concentrated mechanically. (Placer)
20.The smallest unit that retains the distinctive properties of a compound. (Molecule)
23.The nember of protons in the nucleus of an atom. (Atomic Number)
25.The tendency of a mineral to break in preferred directions along bright, reflective plane surfaces. (Cleavage)
26.A naturally occurring mineral-like solid that lacks either a crystal structure or a definite composition, or both. (Mineraloid)
28.Any local concentration of minerals formed by magmatic processes in an igneous rock. (Magmatic Mineral Deposits)
31.Relative resistance of a mineral to scratching. (Hardness)
32.The electrostatic forces that hold atoms together to form compounds by sharing and transfer of electrons. (Bonding)
2.An atom that has excess positive or negative charges caused by electron transfer. (Ion)
3.The force between two atoms that have filled their energy-level shells by sharing one or more electrons. (Covalent Bonding)
4.The quality and intensity of light reflected from a mineral. (Luster)
5.Any local concentration of mineral deposits formed by deposition from a hydrothermal solution. (Hydrothermal Mineral Deposit)
6.The geometric pattern that atoms assume in a solid. (Crystal Structure)
7.A weak electrostatic attraction that arises because certain ions and atoms are distorted from a shperical shape. (van der Waals Bonding)
9.The specific energy level of electrons as they orbit the nucleus of an atom. (Energy-Level Shells)
10.Any local concentration of minerals formed as a result of weathering. (Residual Mineral Deposit)
11.A positive ion. (Cation)
13.A form of covalent bonding between atoms in which electron sharing occurs with inner energy-level shells rather than the outermost shells. (Metallic Bonding)
16.Atoms of an element having the same atomic number but differing mass numbers. (Isotope)
18.A number stating the ratio of the weight of a substance to the weight of an equal volume of pure water. A dimensionless number numerically equal to the density. (Specific Gravity)
19.The geometric arrangement of crystal faces. (Crystal Form)
21.The proportions of the various chemical elements in a mineral. (Composition)
22.The electrostatic attraction between nagtively and positively charged ions. (Ionic Bonding)
24.A compound that occurs in more than one crystal structure. (Polymorphs)
27.An aggregate of minerals from which one or more minerals can be extracted profitably. (Ore)
29.An ion with a negative electrical charge. (Anion)
30.The smallest individual particle that retains the distinctive properties of a given chemical element. (Atom)

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