7th-8th Ch. 14 Review 1 Question Preview (ID: 31434)
Chapter 14 Minerals And Ores Review.
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Oxides are compounds that consist of __________ and another element, usually a metal.
a) oxygen
b) carbon dioxide
c) water
d) sulfur
The mineral cinnaabar, also called mercury sulfide, is an important source, or ______ of mercury.
a) excavation
b) ore
c) lifeline
d) collateral
The process by which a crystal grows is called ___________.
a) substantiation
b) redirection
c) decretion
d) accretion
All minerals are composed of two or more elements.
a) True
b) False
c) Pickle
d) Cucumber
Diamond is composed of carbon.
a) True
b) False
c) Pickle
d) Cucumber
It is a better use of God's resources to use diamonds for industry than for adornment.
a) True
b) False
c) Pickle
d) Cucumber
Rapid cooling of molten rocks always results in the formation of small crystals.
a) True
b) False
c) Pickle
d) Cucumber
All native minerals are pure elements.
a) True
b) False
c) Pickle
d) Cucumber
Glass is not a mineral because it lacks a definite crystalline atomic structure.
a) True
b) False
c) Pickle
d) Cucumber
A mineral can have more than one color
a) True
b) False
c) Pickle
d) Cucumber
Cleavage and fracture both refer to the characteristic way in which a mineral breaks.
a) True
b) False
c) Pickle
d) Cucumber
The Mohs scale is used to rate a mineral's resistance to fracturing.
a) True
b) False
c) Pickle
d) Cucumber
A mineral's streak is a more reliable way to classify a mineral than its apparent color.
a) True
b) False
c) Pickle
d) Cucumber
Placer deposits are found deep underground
a) True
b) False
c) Pickle
d) Cucumber
In which state was most of the native silver in the United States found?
a) North Dakota
b) Wyoming
c) Texas
d) Michigan
A mineral rated as 2 on the Mohs scale is _________.
a) soft.
b) hard.
c) slippery.
d) rough.
A mineral sample gives a strong reading on a Geiger counter. You could conclude that the mineral is
a) galena (a lead ore).
b) rhodochrosite (a manganese ore).
c) pitchblende (a uranium ore).
d) magnetite (an iron ore).
It is not possible to obtain diamonds by
a) the Frasch process.
b) dredging.
c) mining.
d) sluicing.
A carat is a unit of ____.
a) value.
b) mass.
c) color.
d) purity.
Which of the following is not a mineral?
a) asbestos
b) water
c) platinum
d) feldspar
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