忧伤
发表于 2025-3-30 08:27:11
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Commentary
发表于 2025-3-30 15:56:25
Francis S. Weille in the new series of encyclopedias about the seas of the former Soviet Union. Preparing it we faced certain difficulties. The thing is that this encyclopedia is a monument to the sea that is disappearing during our lifetime. The world community considers the situation with the Aral Sea and all cha
非秘密
发表于 2025-3-30 19:47:08
Francis S. Weillses and granites with subsidiary greenstone remnants were tectonically juxtaposed against low-grade mafic–ultramafic metavolcanic greenschists along a major NE-trending shear zone prior to 3.07 Ga. The high-grade portion exposes a ≥10 km section through the mid-crust as a result of extreme rotation
indicate
发表于 2025-3-30 23:26:26
Francis S. Weill:911–912, 2002; Nemchin et al. Earth Planet Sci Lett 244:218–233, 2006; Pidgeon and Nemchin, Precamb Res 150:201–220, 2006), predating the oldest known rocks – the ~4.0–4.03 Ga-old Acasta Gneiss (Bowring and Williams Contrib Mineral Petrol 134:3–16, 1999). The zircon data suggest development of low