花岗质片麻岩(granitic gneiss)泛指矿物成分与花岗岩相似,具明显片麻状构造的岩石。
花岗质片麻岩包括早期富钠的TTG质花岗岩和稍后的富钾花岗岩。
The granitic gneissic rock series contained the early rich-agpaitic TTG-granites and the later rich-potash granites.
花岗质片麻岩是苏鲁超高压变质带中分布最为广泛的岩石单元,其岩石形成于新元古代。
Granitic gneiss is the most extensive geologic unit in the Sulu ultra-high pressure metamorphic belt and the age of protoliths of granitic gneiss is Neoproterozoic era.
泰山地区阜平期片麻岩由英云闪长质片麻岩、奥长花岗质片麻岩组成,呈北西向带状分布,形成于角闪岩相温压环境,岩石普遍具片麻状构造,局部地区岩石的韧性作用比较强烈。
The Fuping-time gneiss in the Taishan area, consisting of tonalite gneiss and trondhjemite, formed in NW zonal distribution in the amphibolite -facies temperature and pressure environment.
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