GIA COLORED STONE ESSENTIALS QUESTIONS AND
CORRECT SOLUTIONS
transparency, brilliance, durability Clarity characteristics that affect these three things have the
most influence on value.
less noticeable Cutters often leave cavities in _______ __________ areas to avoid weight loss
from expensive rough.
nature, size, number, position, relief Five factors that determine the influence of clarity
characteristics on marketability (NSNPR).
clarity standards Some types of colored stones are typically more included than others, so they're
assessed according to different ___________ ___________.
eye-clean What is the highest colored stone clarity grade?
unaided eye An important skill for the successful stone buyer is the ability to quickly judge a
gem's quality with the _______________ _______.
loupe You should take the time to examine expensives stones carefully with a _____________.
abrasions Tiny nicks and pits caused by wear and damage to a gem's facet edges or culet.
blemish Characteristic or irregularity confined to the surface of a polished gemstone.
cavity An opening that extends into a gem from the surface.
chip A damaged area on a gem, usually near the girdle.
CORRECT SOLUTIONS
transparency, brilliance, durability Clarity characteristics that affect these three things have the
most influence on value.
less noticeable Cutters often leave cavities in _______ __________ areas to avoid weight loss
from expensive rough.
nature, size, number, position, relief Five factors that determine the influence of clarity
characteristics on marketability (NSNPR).
clarity standards Some types of colored stones are typically more included than others, so they're
assessed according to different ___________ ___________.
eye-clean What is the highest colored stone clarity grade?
unaided eye An important skill for the successful stone buyer is the ability to quickly judge a
gem's quality with the _______________ _______.
loupe You should take the time to examine expensives stones carefully with a _____________.
abrasions Tiny nicks and pits caused by wear and damage to a gem's facet edges or culet.
blemish Characteristic or irregularity confined to the surface of a polished gemstone.
cavity An opening that extends into a gem from the surface.
chip A damaged area on a gem, usually near the girdle.
