| 单词 | 辉石 |
| 释义 | 〔basalt〕A hard, dense, dark volcanic rock composed chiefly of plagioclase, pyroxene, and olivine, and often having a glassy appearance.玄武岩：一种硬的、致密的、黑色的火山岩。它主要由斜长石、辉石和橄榄石组成，外表经常很光滑〔pyroxene〕Any of a group of crystalline silicate minerals common in igneous and metamorphic rocks and containing two metallic oxides, as of magnesium, iron, calcium, sodium, or aluminum.辉石：一种晶体硅酸盐矿物，广泛分布在火成岩与变质岩中，含有两种金属氧气物，例如镁，铁，钙，钠或铝〔gabbro〕A usually coarse-grained igneous rock composed chiefly of calcic plagioclase and pyroxene. Also called norite 辉长岩：一种主要由石灰生斜长岩和辉石构成的通常质地粗糙的火成岩 也作 norite〔diabase〕A dark-gray to black, fine-textured igneous rock composed mainly of feldspar and pyroxene and used for monuments and as crushed stone.辉绿岩：一种贝岩，颜色深灰至黑，带有细微网纹，主要由长石和辉石构成，用作纪念碑或碎石块〔pyroxenite〕An igneous rock consisting chiefly of pyroxenes.辉岩：主要由辉石组成的一种火成岩〔augite〕A dark-green to black pyroxene mineral, (Ca,Na)(Mg,Fe,Al)(Si,Al)2O 6, that contains large amounts of aluminum, iron, and magnesium. 辉石：一种深绿色或黑色辉石矿，(Ca,Na)(Mg,Fe,Al)(Si,Al)2O 6包含大量铝、铁及磁矿 〔eclogite〕A coarse-grained basic rock consisting of a greenish mixture of pyroxene, quartz, and feldspar with large red garnet inclusions.榴辉岩：由辉石、石英、长石与红色石榴子石成分所组成的粗粒基岩〔peridotite〕Any of a group of igneous rocks composed mainly of olivine and various pyroxenes and having a granitelike texture.橄榄岩：含有大量橄榄石和各种辉石并有花岗岩状质地的岩石〔nephelinite〕An igneous rock consisting chiefly of pyroxene and nepheline.霞岩：主要由辉石和霞石组成的火成岩〔diopside〕A light green, monoclinic pyroxene mineral, CaMgSi2O 6, used as a gemstone and refractory. 透辉石：一种淡绿色，单斜晶辉石矿，CaMgSi2O 6，用作宝石或耐火材料 〔silver〕Symbol Ag A lustrous white, ductile, malleable metallic element, occurring both uncombined and in ores such as argentite, having the highest thermal and electrical conductivity of the metals. It is highly valued for jewelry, tableware, and other ornamental use and is widely used in coinage, photography, dental and soldering alloys, electrical contacts, and printed circuits. Atomic number 47; atomic weight 107.868; melting point 960.8°C; boiling point 2,212°C; specific gravity 10.50; valence 1, 2. See table at element 符号 Ag 银：一种白色有光泽、韧性的可延展的金属元素，单独或结合在铁矿石如银辉石中，在金属中导热和导电性能最好。用它作珠宝，银器和其它装饰品时价格很高，还广泛用于铸币、照相、镶牙用和焊接用的合金、电接触器和印刷电路。原子序数47；原子量107.868；熔点960.8°C；沸点2,212°C；比重10.50；原子价1或2 参见 element |
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