Set of 3 kinds of seamless stone wall textures, isolated on white background. Brick texture backgrounds, stones patterns. Vector illustration. Set of 25 icons colored gemstones Bright icons gems for ...

Gem-quality rubies and fancy-color sapphires have been recovered from dolomite marble lenses located high in the Himalayan mountains of east-central Nepal (Ganesh Himal). First discovered in the early ...

Established in 1931, the Gemological Institute of America (GIA) is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, GIA is the leading ...

Hundreds of unusual discs unearthed in Denmark are revealing clues into how a Stone Age population responded to a devastating volcanic eruption nearly 5,000 years ago, a new study has found.

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