| 单词 | muriacite | 
| 释义 | muriaciten. Mineralogy. Now historical.   Anhydrous gypsum (anhydrite) in a crystalline form.The earliest analyses of muriacite suggested that it contained sodium chloride, calcium carbonate and sand in addition to calcium sulphate. ΘΚΠ the world > the earth > minerals > types of mineral > sulphates > 			[noun]		 > anhydrite muriacite1799 vulpinite1823 anhydrite1831 karstenite1844 1799    R. Kirwan Geol. Ess. 144  				Muriacite..consists of 27 per cent gypsum, 14 common salt, 5 mild calx, and 53 of micaceous sand. 1801    tr.  M. H. Klaproth Analyt. Ess. Chem. Knowl. Mineral Substances I. xxii. 265  				The existence of a a native muriat of lime in the concrete state, and also the name muriacite, which has been given to it, are incompatible with this [analytical] result. 1819    W. Phillips Elem. Introd. Mineral. 		(ed. 2)	 132  				It [sc. anhydrous gypsum, anhydrite] occurs crystallized (Muriacite). 1856    T. Antisell Geol. Rep. (U.S. War Dept.: Rep. Explor. Route to Pacific VII)  ii. 142  				It contains broad veins and seams of gypsum, massive and amorphous anhydrite in seams two to four inches thick,..with muriacite. 1883    Encycl. Brit. XVI. 400/1  				The crystalline [Anhydrite], or Muriacite, occurs in the salt-mines of Bex. 1923    H. H. Read Rutley's Elem. Mineral. 		(ed. 21)	  ii. 155  				Muriacite.—A name sometimes applied to some of the crystallised varieties [of anhydrite]. 1993    A. M. Clark Hey's Mineral Index 		(ed. 3)	 475/2  				Muriacite, syn. of anhydrite. This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022). < | 
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