WebABSTRACT. The mineral composition, whole-rock geochemistry, Sr–Nd isotopes, and in situ zircon U–Pb and Lu–Hf isotopes for mafic and intermediate-felsic volcanic rocks in the Sonid Youqi area were determined to unravel their petrogenesis and the Early Permian tectonic setting of the Solonker Zone, Central Asian Orogenic Belt. Web10 sep. 2024 · Request PDF Geochronology, mineral chemistry and genesis of REE mineralization in alkaline rocks from the Kohistan Island Arc, Pakistan Alkaline igneous …
Geology, geochronology, and geochemistry of the Gaojiabang …
Web7 apr. 2024 · This study examined whole-rock geochemistry, geochronology, ... CO2-H2O, daughter mineral-bearing, and NaCl-H2O, but the late-stage quartz only contained the NaCl-H2O inclusions. WebNgnotué, T, Ganno, S, Nzenti, JP, Schulz, B, Tchaptchet, TD and Suh, CE (2012) Geochemistry and geochronology of peraluminous high-K granitic leucosomes of Yaoundé Series (Cameroon): evidence for a unique Pan-African magmatism and melting event in North Equatorial Fold Belt. International Journal of Geosciences 3, 525 … shoe repair shop danforth
Geochronology, mineral chemistry and genesis of REE
Web7 apr. 2024 · Decreasing MgO, FeO, and CaO with increasing SiO 2 is consistent with fractionation of mafic minerals, such as biotite, and Ca-rich minerals, such as feldspars (Fig. 14). As such, they are very different from the S-type granites in the Nanling region to the south, or from I-type intermediate-acid rocks in the MLYB to the north ( Fig. 14 ) ( Wu … WebThe group's research is focused on using the geochemistry, mineralogy and petrology of rocks to understand the origin and evolution of the Earth’s crust, mantle, atmosphere, … Web7 apr. 2024 · A total of 15 papers from China, Russia, France, Japan, and Korea reporting on typical W-Sn polymetallic deposits are included in this Special Issue. Of the papers … shoe repair shop conway sc