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单词 koenenite
释义

koeneniten.

/ˈkəːnənʌɪt//ˈkøːnənʌɪt/
Etymology: < German koenenit (F. Rinne 1902, in Centralblatt f. Mineral. 493), < the name of Adolph von Koenen (1837–1915), German geologist who first found it: see -ite suffix1.
Mineralogy.
A hydroxide and chloride of magnesium, aluminium, and sodium (formerly thought to be an impurity), which forms pale yellow scales when pure, but is normally red owing to enclosed hæmatite.
ΘΚΠ
the world > the earth > minerals > types of mineral > halides > [noun] > other chlorides or oxychlorides
horn-mercury1776
horn-lead1783
manganesane1815
percylite1850
mendipite1851
kremersite1854
horn-quicksilver1860
molysite1868
hydrophilite1875
pseudocotunnite1876
lawrencite1877
heliophyllite1890
koenenite1902
rinneite1909
kempite1924
1902 Jrnl. Chem. Soc. 82 ii. 611 Koenenite. This new mineral was found..in crevices in the clay of the salt deposits at Volpriehausen, in the Sollinger Wald, Hanover. It is red in colour.
1952 Mineral. Abstr. XI. 459 Koenenite is widely distributed in the German salt deposits, occurring in salt-clay with blue halite, in anhydrite ‘Hartsalz’, and carnallite.
1968 Zeitschr. f. Kristallogr. CXXVI. 7 Koenenite, 4NaCl.4(Mg,Ca)Cl2.5Mg(OH)2.4Al(OH)3, is built up of two trigonal substructures: [Na4(Ca,Mg)2Cl12]4− and [Mg7Al4(OH)22]4+.
1968 I. Kostov Mineral. ii. iii. 195 Koenenite is trigonal with perfect {0001} cleavage.
This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018).
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n.1902
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