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单词 marshite
释义

marshiten.

Brit. /ˈmɑːʃʌɪt/, U.S. /ˈmɑrʃˌaɪt/
Forms: 1800s– Marshite, 1800s– marshite.
Origin: From a proper name, combined with an English element. Etymons: proper name Marsh , -ite suffix1.
Etymology: < the name of C. W. Marsh (fl. 1893), its discoverer (see quot. 1893) + -ite suffix1.
Mineralogy.
Native cuprous iodide, CuI, occurring as colourless to pale yellow tetrahedral crystals of the cubic system that redden when exposed.
ΘΚΠ
the world > the earth > minerals > types of mineral > halides > [noun] > iodides
iodite1854
iodyrite1854
iodargyrite1868
schwartzembergite1868
tocornalite1880
iodobromite1890
marshite1893
miersite1898
iodembolite1902
1893 A. Liversidge in Jrnl. & Proc. Royal Soc. New S. Wales 26 328 Mr. Marsh forwarded to me a small specimen of the copper iodide, and I have verified the principal characteristics as given in his description; as the mineral appears to be a new one, I suggest that it be named Marshite.
1898 Nature 14 Apr. 574/2 Mr. H. A. Miers, F.R.S., Professor of Mineralogy at Oxford,..first correctly determined the crystalline form of marshite, a mineral so closely resembling miersite in appearance that the two species are only distinguished by chemical tests.
1939 Amer. Mineralogist 24 629 Marshite, the natural cuprous iodide, was discovered by C. W. Marsh (1893) in the oxidized zone of the lead, zinc, and silver deposit at Broken Hill.
1964 Mineral. Abstr. 26 491/2 The fluorescence of the halides sylvine, halite, marshite, and calomel is described.
1990 Appl. Geochem. 5 353/2 Mineralogical investigations indicated that Cu occurs in the form of both primary and secondary chalcopyrite, covellite, bornite and CuI (marshite).
This entry has been updated (OED Third Edition, December 2000; most recently modified version published online March 2022).
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n.1893
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