Diamond And Diamond Grading Practice Exam

What is Microdiamond testing?

Screening for the presence of tiny diamonds in a sample. Determining crystal lattice orientation Measuring surface luster Testing for synthetic diamond inclusions

Correct Answer:

Screening for the presence of tiny diamonds in a sample.

Explanation:

Microdiamond testing is about detecting the presence of microscopic diamonds within a material. Diamonds that are too small to see with the naked eye require special screening methods to confirm their existence in a sample, such as concentrating the diamond particles from the surrounding material and examining them under magnification or with confirmatory spectroscopy. This focus is different from assessing crystal orientation, which is a crystallography task; from judging surface luster, which is an appearance attribute; or from testing for synthetic inclusions, which aims to distinguish natural versus synthetic diamonds. So the main idea is to determine whether tiny diamonds are present in the sample.

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