Martin Heinrich Klaproth
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Martin Heinrich Klaproth was a German chemist. He trained and worked for much of his life as an apothecary, moving in later life to the university. His shop became the second-largest apothecary in Ber
Engraving by Ambroise Tardieu
Memorial plate on the Dorotheenstädtischer Friedhof in Berlin, by Ralf Sander.
Tellurium
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Tellurium is a chemical element; it has the symbol Te and atomic number 52. It is a brittle, mildly toxic, rare, silver-white metalloid. Tellurium is chemically related to selenium and sulfur, all thr
Martin Heinrich Klaproth
…in the discovery or co-discovery of titanium (1795), strontium (1793), cerium (1803), and chromium (1797) and confirmed the previous discoveries of tellurium (1798) and beryllium (1798). Klaproth was a member and director of the Berlin Academy of Sciences. He was recognized internationally as a member of the…
Tellurium 2
Pieces of tellurium in a vial
Native tellurium crystal on sylvanite (Vatukoula, Viti Levu, Fiji). Picture width 2 mm.