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Definition of Mohs scale
1. Noun. A scale of hardness of solids; talc is 0 and diamond is 10; ordering is determined by which substance can scratch another substance.
Medical Definition of Mohs scale
1. A qualitative scale in which minerals are classified in order of their increasing hardness, based on the fact that the harder of two materials will scratch the softer and will not be scratched by it. The scale lists 15 substances: 1, talc; 2, gypsum; 3, calcite; 4, fluorite; 5, apatite; 6, orthoclase, periclase; 7, vitreous pure silica; 8, quartz, stellite; 9, topaz; 10, garnet; 11, tantalum carbide, fused zirconia; 12, fused alumina; 13, silicon carbide; 14, boron carbide; 15, diamond. Synonym: Mohs scale. (05 Mar 2000)
Lexicographical Neighbors of Mohs Scale
Literary usage of Mohs scale
Below you will find example usage of this term as found in modern and/or classical literature:
1. Handbook of Testing Materials: For the Constructor. Part I. Methods by Adolf Martens (1899)
"Mohs' Scale is as follows : 2. Rock salt (or gypsum) ( 1. ... For it has been
settled that identical minerals of the mohs scale, but of different ..."
2. Handbook of Testing Materials. For the Constructor. Part I. Methods by Adolf Martens (1899)
"For the purpose of such classification, so-called scales of hardness, such as
the well-known mohs scale, have been established, in which well-known minerals ..."
3. Elementary Crystallography: Being Part One of General Mineralogy by William Shirley Bayley (1910)
"The following table records the relative hardness of the minerals comprising the
mohs scale as determined by different men using different methods: RELATIVE ..."
4. The Metallography and Heat Treatment of Iron and Steel by Albert Sauveur (1918)
"feldspar but not quartz it is generally assigned to rank 6 or 6.5 in the Mohs
scale of hardness.i It will be shown later that when steel contains an ..."
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