1. Igneous and metamorphic rocks are more compact, commonly crystalline, and rarely contain spaces between grains.
火成岩和变质岩比较致密，通常是结晶性的，颗粒之间很少有空隙。
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2. Diamonds, an occasional component of rare igneous rocks called lamproites and kimberlites, have never been dated satisfactorily.
钻石是稀有火成岩（称为煌斑岩和金伯利岩）中偶尔出现的一种成分，其年代测定方法从未令人满意。
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3. Some very ancient sediments were no longer recognizable, having been converted to igneous and metamorphic rocks in the course of mountain building.
在造山的过程中，一些非常古老的沉积物已被转化为火成岩和变质岩，已经无法辨认了。
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4. However, even igneous and metamorphic rocks may act as groundwater reservoirs if extensive fracturing occurs in such rocks and if the fracture system is interconnected.
然而，如果火成岩和变质岩中发生大规模的断裂，并且断裂系统相互连通，那么它们也可以作为地下水储集层。
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5. The granite of the "Suhler Scholle " is capped with Permian sediments and igneous deposits.
苏勒·肖勒花岗岩上覆盖着二叠纪沉积物和火成岩。
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6. The Yogo dike is a narrow subvertical sheet-like igneous body.
Yogo 堤防是一个狭窄的亚垂直片状火成体。
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7. Topaz occurs in the igneous rock rhyolite.
黄晶通常产于火成岩岩石纹。
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8. But be in these not in igneous group.
可是在这些不火的小组里。
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9. In geology, igneous rocks were once hot liquid.
译在地质学中，火成岩曾是炽热的液体。
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10. Plutonic igneous rock having visibly crystalline texture.
深成火成岩石，有明显的晶体纹理。
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11. Texture and structure of igneous rocks and classification.
岩浆岩的结构和构造岩浆岩的分类。
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12. I wonder if there are further classifications of igneous rocks.
我想知道火成岩还有进一步的类型划分吗。
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13. So eruption of volcanoes is one way of producing igneous rocks.
那么火山喷发是形成火山岩的一种方式罗。
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14. Contrast the formation of intrusive and extrusive igneous rocks.
对比形成的侵扰和挤压火成岩。
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15. The most common intrusive in the order of igneous rocks is granite.
在火成岩系列中最常见的侵入体是花岗岩。
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16. Key points: texture, structure and classification of igneous rocks.
重点：岩浆岩的分类、结构和构造。
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17. The rocks here are igneous and do not fracture along predictable lines.
这儿的石头都是火成岩，石头的裂缝极不规则。
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18. Any igneous rock with crystals embedded in a finer groundmass of minerals.
任何含有嵌入致密的矿物基质的火成岩。
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19. The activity of igneous rocks mainly concentrates in Neogene and Quaternary.
火成岩活动主要集中在晚第三纪和第四纪。
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20. Is there any other way of producing igneous rocks besides the volcanic eruption?
除了火山喷发形成岩浆岩这一种方式外，还有其它方式吗？
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21. Its compounds are found in practically all igneous rocks and their sand deposits.
几乎在所有的火成岩及其沙尘堆积物中都可找到其混合物。
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22. Such meteorites look like igneous rocks from earth-hence the belief that Vesta has a mantle.
这些地球上的陨石看上去像火成岩- - -因此相信灶神星有个地幔。
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23. Such meteorites look like igneous rocks from earth-hence the belief that Vesta has a mantle.
这种陨石与地球上的火成岩相似—因此可以相信灶神星上有地幔存在。
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24. The optimization function of faults on forming of igneous reservoirs is specially pointed out.
特别指出了该区断层对火成岩油气藏的形成所起的优化作用。
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25. Igneous rock is rock formed by solidification from a molten state; especially from molten magma.
火成岩是从熔融状态(特别是通过熔化岩浆)凝固而成的石头。
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26. The igneous rock kimberlite sets off a yellow diamond from South Africa, a country known for its diamond mines.
在南非这个以钻石矿而闻名的国家，金伯利岩衬托出了这颗黄钻的美丽。
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27. The igneous rock kimberlite sets off a yellow diamond from South Africa, a country known for its diamond mines.
