DCA GEMOLOGY EXAM 2025
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
Which property can supply information about a gem's chemical composition? -
ANSWERS-Absorption spectrum
QUESTION 2
Which property can't be determined if the gem is mounted? - ANSWERS-Specific
gravity
QUESTION 3
During the "sorting-out" stage of gem testing, which property is among those that
are generally most useful? - ANSWERS-Refractive index
QUESTION 4
The color-change gem alexandrite was named for - ANSWERS-A Russian prince
QUESTION 5
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PAGE 1
, DCA GEMOLOGY EXAM 2025
The color traditionally associated with royalty, peace and secret love is -
ANSWERS-Blue
QUESTION 6
Which gem did Burmese warriors once use in an attempt to make themselves
invincible? - ANSWERS-Ruby
QUESTION 7
According to legend, opal is the luckiest and most magical of all gems because it -
ANSWERS-Displays all colors
QUESTION 8
Sapphire is the birthstone for - ANSWERS-September
QUESTION 9
END OF
PAGE 2
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
Which property can supply information about a gem's chemical composition? -
ANSWERS-Absorption spectrum
QUESTION 2
Which property can't be determined if the gem is mounted? - ANSWERS-Specific
gravity
QUESTION 3
During the "sorting-out" stage of gem testing, which property is among those that
are generally most useful? - ANSWERS-Refractive index
QUESTION 4
The color-change gem alexandrite was named for - ANSWERS-A Russian prince
QUESTION 5
END OF
PAGE 1
, DCA GEMOLOGY EXAM 2025
The color traditionally associated with royalty, peace and secret love is -
ANSWERS-Blue
QUESTION 6
Which gem did Burmese warriors once use in an attempt to make themselves
invincible? - ANSWERS-Ruby
QUESTION 7
According to legend, opal is the luckiest and most magical of all gems because it -
ANSWERS-Displays all colors
QUESTION 8
Sapphire is the birthstone for - ANSWERS-September
QUESTION 9
END OF
PAGE 2
