Freiberg, Germany/freiberg281
Previous | Home | Next"Carl Friedrich Christan Mohs 1773-1839. Professor of Mineralogy and at the Mining Academy 1818-1826. Creator of the Mohs Hardness Scale." This well-known scale ranks talc = 1, diamond = 10.
Freiberg, Germany/freiberg281Previous | Home | Next"Carl Friedrich Christan Mohs 1773-1839. Professor of Mineralogy and at the Mining Academy 1818-1826. Creator of the Mohs Hardness Scale." This well-known scale ranks talc = 1, diamond = 10. |
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