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单词 sillimanite
释义 sillimanite Min.|ˈsɪlɪmənaɪt|
[f. the name of Benjamin Silliman, an American chemist (1779–1864); named by G. T. Bowen in 1824.]
A silicate of alumina, occurring in slender rhombic prisms or in fibrous masses.
1830Encycl. Metrop. (1845) VI. 476/2 Sillimanite.1837Dana Min. 321 Sillimanite occurs in slender prisms, thickly traversing quartz, in a vein of gneiss.1888Rutley Rock-Forming Min. 167 Sillimannite is a mineral of frequent occurrence in gneiss and other crystalline schists.
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