单词 | pectolite |
释义 | pectolite/ˈpɛktəlʌɪt/Mineralogy noun A whitish or greyish mineral of the pyroxenoid group which occurs in igneous rocks in aggregates of needle-like crystals and consists of a basic silicate of calcium and sodium. OriginEarly 19th century; earliest use found in Edinburgh Journal Science. From German Pektolith from ancient Greek πηκτός congealed + German -lith. |
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