Designed specifically for industry professionals, the masterclass focused on practical and market-relevant gemological ...

Origin of recovery of gemstones -- Diamond Ruby and sapphire -- Emerald, aquamarine and other beryls -- Chrysoberyl and spinel -- Topaz and tourmaline -- Zircon, peridot and spodumene -- The garnets - ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...