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单词 maconite
释义

maconiten.

Brit. /ˈmeɪkənʌɪt/, U.S. /ˈmeɪkənaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Macon , -ite suffix1.
Etymology: < the name of Macon County, Georgia, U.S.A. (itself named after Nathaniel Macon (1757–1837), U.S. statesman) + -ite suffix1.
Mineralogy. rare.
A hydrated aluminosilicate of potassium, magnesium, ferric iron, and aluminium.
ΘΚΠ
the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > aluminium and one other
petalite1808
sapphirine1823
triclasite1835
neolite1854
maconite1873
melanosiderite1875
sapphirite1883
facellite1891
ganophyllite1892
sursassite1928
1873 F. A. Genth in Proc. Amer. Philos. Soc. 13 396 Maconite, (a new species [of corundum]).
1892 E. S. Dana J. D. Dana's Syst. Mineral. (ed. 6) 667 Maconite...In irregular scales, resembling a variety of jefferisite.
1993 A. M. Clark Hey's Mineral Index (ed. 3) 414/1 Maconite, near K(Mg,Fe3+,Al)6(Si,Al)8O20(OH)4.4H2O... Apparently an alteration product of chlorite.
This entry has been updated (OED Third Edition, March 2000; most recently modified version published online March 2022).
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n.1873
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