| 单词 | pyrite |
| 释义 | pyrite —pyritic /puy rit"ik, peuh-/, pyritical, pyritous /peuh ruy"teuhs, puy-/, adj. /puy"ruyt/, n. a very common brass-yellow mineral, iron disulfide, FeS2, with a metallic luster, burned to sulfur dioxide in the manufacture of sulfuric acid: chemically similar to marcasite, but crystallizing in the isometric system. Also, pyrites. Also called iron pyrites. [1560-70; < L pyrites < Gk pyrítes, n. use of adj.: of fire, so called because it produces sparks when struck. See PYR-, -ITE1] |
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