Friedrich Mohs (1773–1839)

Born 1773 CE, died 1839 CE.

Carl Friedrich Christian Mohs ( MOHZ, German: [ˈfʁiːdʁɪç ˈmoːs]; 29 January 1773 – 29 September 1839) was a German chemist and mineralogist. He was the creator of the Mohs scale of mineral hardness. Mohs also introduced a classification of the crystal forms in crystal systems independently of Christian Samuel Weiss.

Text from the Wikipedia article Friedrich_Mohs, licensed CC BY-SA 4.0.

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