The scientist we are looking for this time first studied mining science, but worked as a chemist, mostly on the analysis of minerals. He or she discovered an element which is highly reactive and very important for applications as diverse as electronics, pyrotechnics, and pharmaceuticals.

A rare mineral was named after our chemist in honor of his or her contributions to mineralogy. He or she worked with a Swedish scientist who is considered to be one of the founders of modern chemistry.

Who are we looking for? Send us an email with your answer to find out right away.

• The Guess the Chemist answer was published on January 12, 2017.
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