teineiten.
/ˈteɪnəʌɪt/ Mineralogy.
A hydrated sulphate and tellurite of copper, Cu(Te)O3·2H2O, found as blue, prismatic orthorhombic crystals and as fine crusts.
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teineite1939
mackayite1944
poughite1968
1939 T. Yosimura in Jrnl. Faculty Sci. Hokkaido Univ.: Ser. 4 IV. 465 Professor..Harada collected some..crystals of a blue mineral... The author proposes the name ‘Teineite’ from the Teine mine where this new mineral has first been found.
1977 Mineral. Abstr. XXVIII. 487/1 A copper-bearing quartz vein cutting phyllites shows..rare azure-blue teineite as single crystals (≦1 mm) or crystalline patches (≦2·5 mm).
This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018).
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n.1939