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Exam (elaborations)

DCA GEMOLOGY EXAM QUESTIONS AND ANSWERS 2025

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DCA GEMOLOGY EXAM QUESTIONS AND ANSWERS 2025

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DCA GEMOLOGY
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DCA GEMOLOGY
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January 12, 2025
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Written in
2024/2025
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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

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
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