humboldtinen.
/ˈhʊmbəʊltʌɪn/ Mineralogy.
Hydrous oxalate of iron, found usually in capillary crystals.
ΘΚΠ
the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > other oxides > oxides of two elements > hydrous or hydrated
humboldtine1822
ranciéite1861
curite1922
hydrohetaerolite1928
weddellite1942
vandendriesscheite1947
woodruffite1953
1822 Amer. Jrnl. Sc. 5 193 A new mineral, discovered..near Bilin in Bohemia has been named Humboldtine.
1852 C. U. Shepard Treat. Mineral. 76 Humboldtine..blackens in the flame of a candle.
This entry has not yet been fully updated (first published 1899; most recently modified version published online June 2018).
<
n.1822