Examination of a South African diamond reveals an eye-visible diamond inclusion.

A pair of watermelon tourmaline slices from the Cruzeiro mine displays a rainbow of colors.

Colorful rays of light are observed in an Australian rainbow lattice sunstone.

Examination of a pear-shaped ruby reveals hollow Rose channels.

“Firework” sprays of hot pink to red epidote crystals are discovered in two rock crystal quartz cabochons.

A cluster of trigons is observed on the surface of a 1.01 ct natural diamond.