| 单词 | 方解石 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Iceland spar〕A doubly refracting transparent calcite used in optical instruments.冰洲石：一种双折射透明方解石，用于光学仪器美国传统〔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美国传统〔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美国传统〔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美国传统〔lapis lazuli〕An opaque to translucent blue, violet-blue, or greenish-blue semiprecious gemstone composed mainly of lazurite and calcite.天青石：一种不透明或半透明的蓝色、蓝紫色或蓝绿色的准宝石，主要由天蓝石和方解石组成美国传统〔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美国传统〔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美国传统 |
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