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Natural and artificial substances used in jewellery

amber

noun

a hard yellow-brown substance used for making jewellery

coral

noun

a hard substance formed from coral. It is often pink or red and was used in the past to make jewellery.

cultured pearl

noun

a type of pearl grown artificially, instead of one that grows naturally in an oyster

jade

noun

a hard green substance used for making jewellery and art objects

mother-of-pearl

noun

the shiny layer inside some shells, used for making buttons, jewellery etc

paste

noun

a hard type of glass used to make artificial jewels

pearl

noun

a small round jewel that is white and shiny and that grows inside the shell of an oyster

pearl

noun

an artificial jewel like this

rhinestone

noun

an artificial jewel made of clear glass

tortoiseshell

noun

the hard shell of a type of turtle that is brown and orange and is used for making things, for example jewellery

protologism

a new word or phrase invented in the hope that it will become generally used

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Open Dictionary

garbage patch

a collection of debris, mostly consisting of plastic, which moves around in the sea …

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