Highly reflective inclusions create a glittery golden sheen optical effect known as aventurescence in a sunstone. These specific types of inclusions are referred to as platelets. Photomicrography at 60x magnification.
A high resolution image 2592x1944 featuring an old green bottle washed up on the shores of a river. The image contains a shot of the bottle as well as a sparkling view of the river it bobs in.
Refraction of light commonly known as a patch or area of play-of-color in opal. Large patch exhibits blue and green colors. Surface of opal shows abrasion. Photomicrography.