Exam (elaborations)
GIA COLORED STONES ASSIGNMENT 9 QUESTIONS AND ANSWERS
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GIA COLORED STONES ASSIGNMENT 9 QUESTIONS AND ANSWERS
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Name: Score:58 Multiple choice questions
Definition 1 of 58
Which colored stone variety has cutting challenges due to vulnerable cleavage planes?
rhodolite
tsavorite
turquoise
tanzanite
Definition 2 of 58
The arrangement of a stone's facets.
style
design
stigma
theme
Definition 3 of 58
The precision and balance of the corresponding parts of a finished gem.
intaglio
style
symmetry
proportion
,Definition 4 of 58
Rough ground to the approximate shape of the finished stone; also, the act of producing this
shape.
proportions
ground rough
was not
preform
Definition 5 of 58
Most outline variations in colored stones are intended to _______ __________.
increase size
improve clarity
enhance color
save weight
Definition 6 of 58
Transparent rough is usually __________________.
faceted
polished
opaque
smooth
,Definition 7 of 58
Flat stones with shallow pavilions usually have areas of lower color intensity, called
_________________.
flaws
shadows
imperfections
windows
Definition 8 of 58
Final stage in gem cutting that produces the smoothest possible surface.
grinding
cobbing
polishing
shaping
Definition 9 of 58
Colored stones that rate "fair" for brilliance have...
between 60 and 75 percent brilliance
between 25 and 40 percent brilliance
between 40 and 75 percent brilliance
between 40 and 60 percent brilliance
, Definition 10 of 58
Removing heavily included sections from gemstone rough by carefully tapping it with a small
hammer is known as __________.
shaping
polishing
cobbing
sanding
Definition 11 of 58
_____________ or translucent rough is often cut into cabochons, cameos, intaglios, or beads.
opaque
brilliant
transparent
shiny
Definition 12 of 58
To judge brilliance, view the stone _______-_______.
side-view
face-up
top-down
back-view
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