If that gemstone sold at today's prices, it would fetch nearly $120,000. Fire opals are translucent and contain shades of green, yellow, orange, red and gold. As the stone moves, the colors appear ...

Gabor Kigyossy, a gem carver and jewelry designer in London ... Chrysoprase’s glowing, translucent quality, which really comes out with polishing, distinguishes it from other green stones.

A tiny fraction of meteorites on Earth contain strikingly beautiful, translucent, olive-green crystals embedded in an iron-nickel matrix. Called pallasites, these "space gems" have fascinated ...