| 释义 |
lautite Min.|ˈlaʊtaɪt|
[ad. G. lautit (A. Frenzel 1881, in Min. und Petr. Mittheil. III. 516), f. Laut-a, the name of its original locality near Marienberg, E. Germany: see -ite1.]
An orthorhombic, grey or black sulphide of copper and arsenic, CuAsS (possibly with silver replacing some copper), having a metallic lustre.
1883Encycl. Brit. XVI. 392/1 Lautite (CuAg)As.S. 1940Mineral. Abstr. VII. 489 Lautite associated with arsenic, tetrahedrite, [etc.].., is found in the Gabe Gottes mine at Sainte-Marie-aux-Mines (Haut-Rhin). It forms bunches of crystals up to 6 cm. × 6–7 mm., showing a brilliant (001) cleavage, enclosed in native arsenic. 1967Ibid. XVIII. 97/1 Lautite was obtained by heating a mixture of realgar and electrolytic copper under 1000 kg/cm2 to 315° C. |