释义 |
shortite Min.|ˈʃɔːtaɪt| [f. the name of Maxwell N. Short (1889–1952), U.S. mineralogist + -ite1.] A double carbonate of sodium and calcium, Na2Ca2(CO3)3, found as colourless to pale yellow wedge-shaped, orthorhombic crystals that are strongly pyroelectric.
1939J. J. Fahey in Amer. Mineralogist XXIV. 514 Crystals of shortite..were found in cores of clay shale from Sweetwater County, Wyoming, at depths between 1258 and 1805 feet. Ibid., Shortite is named in honor of Dr. Maxwell N. Short, Professor of optical mineralogy at the University of Arizona..and widely known for his contributions to the study of opaque minerals. 1973Jrnl. Geol. LXXXI. 229 Shortite..occurs in the groundmass of micaceous kimberlite dikes from the Upper Canada Gold Mine, Ontario. |