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Final Exam -GIA Colored Stone|464 Questions and Answers(Guaranteed Success)
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Final Exam -GIA Colored Stone|464 Questions and Answers(Guaranteed Success)
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Final Exam -GIA Colored Stone|464 Questions andAnswers(Guaranteed Success)
Which of the following is a gem variety? Assignment 1 Correct-demantoid
A substance that consists of atoms of only one kind is a. Assignment 1 Correct-chemical
element
Which of the following is an organic gem? Assignment 1 Correct-amber
Many colored stones are mined by. Assignment 1 Correct-independent miners using small-
scale mining methods.
Which group does almandine belong to? Assignment 1 Correct-Garnet
Synthetic gem materials. Assignment 1 Correct-Are not mineral
A broad gem category based on chemical composition and crystal structure is a. Assignment 1
Correct-gem species
, Final Exam -GIA Colored Stone|464 Questions and
Answers(Guaranteed Success)
A natural, inorganic substance with a characteristic chemical composition and usually
characteristic crystal structure is a(n). Assignment 1 Correct-Mineral
The world's largest gem-consuming market is. Assignment 1 Correct-United States
Which of the following is amorphous? Assignment 1 Correct-amber
A gem produced by, or derived from, a living organism is. Assignment 1 Correct-organic
Most gems are. Assignment 1 Correct-minerals
To be a gem, a mineral must be beautiful, durable, and. Assignment 1 Correct-rare
Media attention in the 1990s regarding its treatment reduced consumer confidence in.
Assignment 1 Correct-emerald
, Final Exam -GIA Colored Stone|464 Questions and
Answers(Guaranteed Success)
A natural material that's made up of a mass of one or more kinds of mineral crystals is a.
Assignment 1 Correct-Rock.
Myanmar's famous Mogok ruby deposits were formed by. Assignment 2 Correct-
metamorphic processes.
Heat and pressure transform limestone into. Assignment 2 Correct-marble
Which gem can crystallize in volcanic rock from gases released by magma? Assignment 2
Correct-Red beryl
Which is a deposit where gems eroded from the source rock and remained in place nearby?
Assignment 2 Correct-Eluvial
Most gemstones form in the. Assignment 2 Correct-continental crust
From granite, pegmatite gems get exotic elements like. Assignment 2 Correct-beryllium,
boron, and lithium.
, Final Exam -GIA Colored Stone|464 Questions and
Answers(Guaranteed Success)
Which is a key locality for hydrothermal gems? Assignment 2 Correct-Ouro Preto, Brazil
Which gem forms by metamorphism? Assignment 2 Correct-Tanzanite
Emeralds are rarely found in placer deposits because they're. Assignment 2 Correct-unable
to withstand much abrasion.
Most of the gems in Tanzania's Umba River Valley are found in. Assignment 2 Correct-
Placers deposit
A deposit where gems are found in the rocks where they formed is called. Assignment 2
Correct-primary
Which is a workable alluvial deposit of gem minerals with economic potential? Assignment 2
Correct-placers
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