Physical And Chemical Properties Of Minerals Question Preview (ID: 53)
Differences In Physical And Chemical Properties And Their Resultant Characteristics.
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Minerals are identified on the basis of
a) their physical and chemical properties
b) the size of their crystals
c) the type of rock in which they are found
d) the method by which they were formed
The mineral mica breaks evenly along flat sheets mainly because of its
a) atomic arrangement
b) chemical composition
c) hardness
d) density
Scratching a mineral against a glass plate is a method used for determining the mineral's
a) hardness
b) color
c) luster
d) cleavage
The relative hardness of a mineral can best be tested by
a) scratching the mineral across a glass plate
b) squeezing the mineral with calibrated pliers
c) determining the density of the mineral
d) breaking the mineral with a hammer
One of the most abundant minerals in beach sand is quartz. Which property of quartz could account for its abundance?
a) hardness
b) texture
c) color
d) luster
Which mineral property is illustrated by the peeling of muscovite mica into thin, flat sheets?
a) cleavage
b) hardness
c) streak
d) luster
The physical properties of minerals result from their
a) internal arrangement of atoms
b) type of cleavage and hardness
c) texture and color of streak
d) density and color
Different arrangements of tetrahedra in the silicate group of minerals result in differences in the minerals'
a) hardness, cleavage, and crystal shape
b) chemical composition, size, and orig
c) cleavage, color, and abundance
d) age, density, and smoothness
Moh's scale would be most useful for
a) identifying a mineral sample
b) finding the mass of a mineral sample
c) finding the density of a mineral sample
d) counting the number of cleavage surfaces of a mineral sample
Differences in hardness between minerals are most likely caused by the
a) internal arrangement of atoms
b) external arrangement of flat surfaces
c) number of pointed edges
d) member of cleavage plan
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