| 单词 | 方解石 |
| 释义 | 〔calcite〕A common crystalline form of natural calcium carbonate, CaCO3, that is the basic constituent of limestone, marble, and chalk. Also called calcspar 方解石：以自然形式存在的碳酸钙的一种常见晶体形式CaCO3，是石灰石、大理石和白垩的基本组成成分 也作 calcspar〔coccolith〕A microscopic skeletal plate made of calcite that protects certain marine phytoplankton and which, in a fossilized state, forms chalk and limestone deposits.球石：由方解石制成的显微骨架板，保护某些海洋浮游植物，而且它在变成化石状态时形成白垩和石灰石沉积物〔chalk〕A soft, compact calcite, CaCO3, with varying amounts of silica, quartz, feldspar, or other mineral impurities, generally gray-white or yellow-white and derived chiefly from fossil seashells. 白垩：一种松软的方解石粉块，CaCO3，含有不等量的硅石、石英、长石或其它矿物杂质，通常为灰白色或黄白色，从贝类化石中制得 〔stalactite〕An icicle-shaped mineral deposit, usually calcite or aragonite, hanging from the roof of a cavern, formed from the dripping of mineral-rich water.钟乳石：一种冰柱状的矿物沉淀，通常为方解石或者霰石，悬挂在一个熔洞的顶部，由含有丰富矿物的水下滴形成〔aragonite〕An orthorhombic mineral form of crystalline calcium carbonate, dimorphous with calcite.霰石，文石：结晶富钙碳化物的一种正交晶矿物，具有方解石的两种晶态〔septarium〕An irregular polygonal system of calcite-filled cracks occurring in certain rock concretions.龟背石，凝岩球：发生在特定的岩石结核体中，由方解石填充的不规则多边形裂缝形成的系统〔travertine〕A light-colored porous calcite, CaCO3, deposited from solution in ground or surface waters and forming, among other deposits, stalactites and stalagmites. 石灰华：一种淡色的多孔方解石，分子式为CaCo3，溶解储存于地下或地表水中。它还形成钟乳石和石笋，这也是它的另外一种存在方式 〔birefringence〕The resolution or splitting of a light wave into two unequally reflected waves by an optically anisotropic medium such as calcite or quartz. Also called double refraction 双折射：视觉上各向异性的中介（如方解石或石英）的作用而使光波转变或分裂为两不等反射波 也作 double refraction〔amygdule〕A small gas bubble in igneous, especially volcanic, rock filled with secondary minerals such as zeolite, calcite, or quartz.杏仁孔：尤指含有次等矿物（如沸石、方解石和石英）的火成岩里的小气泡 |
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