GEMS 331 - Study guides, Class notes & Summaries

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Exam (elaborations)

GEMS 331 EXAM QUESTIONS WITH VERIFIED ANSWERS. A+ GRADE 2025/2026.
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17

October 2025

2025/2026

A+
GEMS 331 EXAM QUESTIONS WITH VERIFIED ANSWERS. A+ GRADE 2025/2026.
Thebright
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Exam (elaborations)

GEMS 331 Final Exam | Questions and Answers
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14

March 2025

2024/2025

A
GEMS 331 Final Exam | Questions and Answers The refractive index (RI) of a gem relates to light as it ___. enters or exits the surface of a gemstone Brilliance is described as ___. the amount of light reflected from within the stone Diamond has a hardness of ___. 10 The bottom-most facet of a gemstone is called _____. The culet Rubies and sapphires are made of ___. Aluminum Oxide (Al2O3) Rubies are red due to ___, while sapphires are blue because of___. Chromium ions, Titanium and Iron ions S...
NurseHenny
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