biography
pronunciation:
[mohz]
| sex:
| male
|
| lived:
| (1773–1839)
|
| biography:
| Mineralogist, born in Gernrode, C Germany. He became successively professor at Graz, Freiburg, and Vienna. The Mohs scale for measuring mineral hardness, introduced in 1812, is still in use, rating talc as hardness 1, and diamond as hardness 10. He wrote The Natural History System of Mineralogy (1821) and Treatise on Mineralogy (3 vols, 1825). |
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