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单词 christophite
释义

christophiten.

Brit. /ˈkrɪstəfʌɪt/, U.S. /ˈkrɪstəˌfaɪt/
Origin: A borrowing from German. Etymon: German Christophit.
Etymology: < German Christophit (A. Breithaupt 1863, in Berg- und hüttenmännische Zeitung 22 27) < the name of the St Christoph mine near Johanngeorgenstadt in Saxony, where the mineral was first found + -it -ite suffix1.
Mineralogy.
A variety of the mineral sphalerite (zinc sulphide), containing a relatively high proportion of iron.
ΚΠ
1868 J. D. Dana Syst. Mineral. (ed. 5) 48 The christophite of Breithaupt.., a brilliant-black blende from St. Christophe mine.
1903 P. E. Browning Introd. Rarer Elem. 73 Indium..has been found..in christophite, a variety of zinc-blende.
2007 Canad. Jrnl. Chem. 85 762/1 The iron-rich varieties above 10 wt% Fe are referred to as marmatite, and the most iron-rich varieties are referred to as christophite.
This entry has been updated (OED Third Edition, March 2020; most recently modified version published online March 2022).
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n.1868
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