IYPT 2019 Elements 004: Beryllium, emeralds, and NASA telescopes

Element number three in our series of International Year of the Periodic Table graphics, made in partnership with the Royal Society of Chemistry, is beryllium. Beryllium is found in the mineral beryl, varieties of which include emerald and aquamarine. As one of the lowest density metals, gold-plated beryllium was used to make the 18 mirrors of […]



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