A precious stone, a variety of chalcedonic quartz, very hard and transparent, which, when cut en cabochon, displays, on being held to the light, a…
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| 释义 | society > occupation and work > materials > raw material > gem or precious stone > rock crystal > [noun] > chalcedony > cat's eye (3) cat's-eye1588 A precious stone, a variety of chalcedonic quartz, very hard and transparent, which, when cut en cabochon, displays, on being held to the light, a… star gem1693 Mineralogy. Forming the names of gemstones which exhibit asterism, as star diamond, †star gem, star quartz, star ruby, star sapphire; cf. star stone… sunstone1794 Any of various precious stones typically showing red or golden-yellow internal reflections; spec.: †(a) a form of quartz; = cat's-eye, n. 2 (obsolete)… |
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