Optical Properties of Diamonds Flashcards
1
Q
What are some optical properties of a diamond?
A
Luster, Brilliance, Dispersion, Fluorescence, Reflection, Refraction
2
Q
Luster
A
Refers to the quantity and quality of the light which is reflected from a mineral’s exterior surfaces. Luster provides an assessment of how much the mineral surface ‘sparkles’.
3
Q
Categories of Luster:
A
Primarily divided into the three categories of metallic, sub-metallic and nonmetallic luster.
4
Q
Metallic Luster
A
Minerals possessing metallic luster are opaque and very reflective, possessing a high absorptive index.
