英 [ˈɪɡniəs] 美 [ˈɪɡniəs]
adj. 火的；[岩] 火成的；似火的
igneous /ˈɪɡnɪəs/
形容词 In geology, igneous rocks are rocks that were once so hot that they were liquid. 火熔的; 火成的
produced under conditions involving intense heat
igneous rock is rock formed by solidification from a molten state ; especially from molten magma ; igneous fusion is fusion by heat alone
同义词： pyrogenic / pyrogenous
火成岩-引用次数：61
The geotectonic evolution along the Geosciences Section is discussed on the basis of the igneous petrotectonic assemblages.
主要基于火成岩组合讨论了大地构造演化。
参考来源格尔木—额济纳旗断面走廊域火成岩
似火的
火绒的
火成的
火山碎屑岩
... ingenuous纯朴的,单纯的 igneous火的,火绒的 tinder火绒,火种 ...
... cohesive adj. 粘性的，有结合性的，有粘聚性的 igneous adj. （指岩石）火成的，火的 incipient adj. 起初的，初期的 ...
... ignite 点燃 igneous 火的，似火的 incipient 开始的 ...
[岩]火的；火成的；似火的
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。
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。
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。
In particular, biological materials alter igneous rocks in well-understood ways.
And that has Prof Stolper and the rest of the rover science team leaning (with a lot of caveats) towards a classification that sits on a well-established sequence of alkaline igneous rocks - one that goes by the name "mugearite".
Prof Stolper compared the signatures with a catalogue containing thousands of Earth rocks, and determined the nearest match to be an igneous type, the formation of which he likened to the production of colonial apple jack liquor.