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一、地质概况 坦克斯戈-瓜纳华托州蒂尔加-卡伦蒂地区的基底为被辉长岩侵入的前寒武纪眼球状片麻岩。基底之上不整合地覆盖着巨厚的蒂扎帕岩系。该岩系主要为泥质岩,夹有数层凝灰质火
I. Geological General The basement of the Tanger-Guatemala Tilga-Caronti region is Precambrian eye-gneiss intrusive by gabbro. Unconformity overlying the basement is covered with thick Tezapa series. The rock series is mainly composed of argillaceous rock, sandwiched between layers of tuffaceous fire