Tag Archives: Element

The Periodic Table of Elements, created primarily by the Russian chemist Dmitry Mendeleev (1834-1907), celebrated its 150th anniversary last year. Its importance as an organization theory of chemistry will be difficult to understand – all emerging chemists are familiar with it from an early stage of their education. Given the …

The mineral hackmanite (or tenacious sodalite) is an amazing natural phenomenon that has long been a mystery to scientists – even though we can now engineer synthetic materials that glow in the dark more effectively than anything in nature. Geologists first described the mineral in the 1800s, with its tendency …