深成岩

深成岩,是侵入火成岩,位于地壳的较大深度(>2 km),在地下缓慢冷却使得矿物具有大的结晶粒度。常为斑岩纹理。岩石学中,常见为辉绿岩(粗玄岩)。[1][2]

犹他州的Notch Peak侏罗纪深成岩:紫色的二長岩侵入灰色沉积岩之下,随地层抬升而暴露。

这个英文术语起源于罗马神话中地下世界的主宰冥王普鲁托。十八世纪末水成论火成论的地质学大论战时命名。

参见

参考文献

  1. . [12 June 2015].
  2. . [14 June 2015]. (原始内容存档于2015-06-03).
  • Glazner, A. F., Bartley, J. M., Coleman, D. S., Gray, W. and Taylor, R. Z. (2004). "Are plutons assembled over millions of years by amalgamation from small magma chambers?" GSA Today, 14 (4: April), pp. 411.
  • Young, Davis A. (2003). Mind Over Magma: the Story of Igneous Petrology. Princeton University Press. ISBN 0-691-10279-1.
  • Best, Myron G. (1982). Igneous and Metamorphic Petrology. San Francisco: W. H. Freeman & Company. pp. 119 ff. ISBN 0-7167-1335-7.
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