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Simulants Assignment 18 Test Questions and Answers

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Simulants Assignment 18 Test Questions and Answers Some diamond simulants display "see-through" because compared to diamond, they, A. display less fire. B. have lower hardness. C. can't be polished as well. D. have much larger critical angles. - Answer-D Which of the following typicall...

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  • August 11, 2024
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  • 2024/2025
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Simulants Assignment 18 Test
Questions and Answers
Some diamond simulants display "see-through" because compared to diamond, they,
A. display less fire.
B. have lower hardness.
C. can't be polished as well.
D. have much larger critical angles. - Answer-D

Which of the following typically has a waxy to granular girdle surface?
A. CZ
B. GGG
C. Diamond
D. Synthetic rutile - Answer-C

The term "diamond simulant" ....
A. includes only manmade stones.
B. means the same as lab-grown diamond.
C. refers to a stone with at least one property that's the same as diamond.
D. refers to a stone that looks like a diamond but has different optical, physical, and
chemical properties. - Answer-D

A diamond imitation that's foilbacked or composed of colorless lead-glass might be
called a...
A. zircon.
B. doublet.
C. synthetic.
D. rhinestone. - Answer-D

Diamond imitations called "paste" are actually...
A. glass.
B. zircon.
C. synthetic spinel.
D. rock crystal quartz. - Answer-A

The easiest way to separate diamond from zircon is by checking for...
A. doubling.
B. see-through.
C. specific gravity.
D. refractive index. - Answer-A

The easiest way to separate diamond from synthetic cubic zirconia is by checking for....

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