搜索结果: 1-2 共查到“地球科学总论 Biotite”相关记录2条 . 查询时间(0.054 秒)
New Constraints from Pb-Evaporation Zircon Ages of the Méiganga Amphibole-Biotite Gneiss, Central Cameroon, on Proterozoic Crustal Evolution
Metasediment 207Pb/206Pb Ages Crustal Evolution
2013/3/6
The amphibole biotite gneiss (ABGn) in the Méiganga area forms part of a meta volcano-sedimentary sequence of the Adamawa Yade domain (AYD), Central African Fold Belt (CAFB). This sequence shows affin...
Metamorphic conditions across the Seve-Köli Nappe boundary,southeastern Trondheim region,Norwegian Caledonides:Comparison of garnet-biotite thermometry and amphibole chemistry
Metamorphic conditions Seve-Kö li Nappe boundary garnet-biotite thermometry amphibole chemistry
2009/12/3
Rocks of the lower Seve Nappe and overlying Köli Nappes are exposed by a domal structure in the Einunnfjellet-Savalen area, southeastern Trondheim region, south-central Norway. In a traverse acro...