tetrahedriten.
/tɛtrəˈhiːdrʌɪt//tɛtrəˈhɛdrʌɪt/ Mineralogy.
Native sulphide of antimony and copper, with various elements sometimes replacing one or the other of these, often occurring in tetrahedral crystals; fahlerz, fahlore.
ΘΚΠ
the world > the earth > minerals > types of mineral > sulphides and related minerals > sulpho-salts > [noun] > tetrahedrite
grey copper1590
fahlerz1796
panabase1839
tennantite1839
fieldite1856
freibergite1856
tetrahedrite1868
panabasite1876
malinowskite1878
frigidite1887
schwatzite1887
1868 H. Watts Dict. Chem. V. 729 Large tetrahedral crystals of tetrahedrite, having mostly a rough dull surface, are found in the Cornish mines near St. Austel.
1900 L. Fletcher in Brit. Mus. Return 156.
This entry has not yet been fully updated (first published 1911; most recently modified version published online September 2018).
<
n.1868