 | Wu, Fu-Yuan, Yang, Yue-Heng, Mitchell, Roger H., Bellatreccia, Fabio, Li, Qiu-Li, Zhao, Zi-Fu (2010) In situ U–Pb and Nd–Hf–(Sr) isotopic investigations of zirconolite and calzirtite. Chemical Geology, 277 (1) 178-195 doi:10.1016/j.chemgeo.2010.08.007 | Journal (article/letter/editorial) | | (Kola, Russia), Guli (Siberia, Russia) and Jacupiranga (Brazil) were selected for an isotopic analysis by...silicates, e.g., dalyite, occur in a variety of alkaline rocks including peralkaline granites. Some are...zirconolite KV-2; (i) Guli calzirtite 8/13504; and (j) Jacupiranga zirconolite ZJ. Bad = baddeleyite; Cc = calcite;... apatite and magnetite. Baddeleyite from this complex has been widely used as standards for U–Pb and...analyses (Wu et al., 2006; Heaman, 2009). The complex consists mainly of pyroxenite, syenite, carbonatite |  | | Journal (article/letter/editorial) | | composition of carbonates from the Oka carbonatite complex, Quebec, Canada. Geochimica et Cosmochimica Acta...Reinen, H.J., 1980. Carbon in solid solution in forsterite — a key to the untractable nature of reduced...in weathering apatites from laterites, southern Brazil and western Senegal. Applied Geochemistry 8, 617–632...abundances and isotopic ratios in apatite from alkaline intrusive complexes, with a focus on carbonatites...isotopes in carbonatites: a study of Brazilian alkaline complexes. Geochimica et Cosmochimica Acta 59 |  | Pagano, Diego Sebastián, Galliski, Miguel Ángel, Márquez-Zavalía, María Florencia, Novák, Milan, Škoda, Radek (2016) Petrography, Mineralogy, and Origin of the Syenite Pegmatitic Segregation Veins From La Peña Alkaline Complex, Mendoza, Argentina. The Canadian Mineralogist, 54 (4) 803-825 doi:10.3749/canmin.1600015 | Journal (article/letter/editorial) | | PEGMATITIC SEGREGATION VEINS FROM LA PEÑA ALKALINE COMPLEX, MENDOZA, ARGENTINA DIEGO SEBASTIÁN PAGANO§...veins (SPSV) of the Early Miocene La Peña alkaline complex (LPC), Mendoza, Argentina, are emplaced in...the host malignite that belongs to the potassic alkaline series. The SPSV were formed from a residual syenitic...segregation, malignite, potassic alkaline rocks, interstitial melt, La Peña complex, Mendoza, Argentina. INTRODUCTION...with pegmatite textures are uncommon in basic alkaline magmas, although some occurrences § have been |  | | Book | | 5. Leaching of mobile constituents: -alkalis, alkaline earths. Formation of stable secondary minerals:...and accumulation of components such alkali and alkaline-earth elements and silica. The principal modifications...leaching; - retention and precipitation of silica, alkaline earths and alkalis in silcretes, clays, calcretes...alterations may be cumulative and hence produce the most complex geochemical responses. For example, repeated leaching...may form instead of kaolinite, and silica and alkaline earths may be retained in the soil sequence, commonly |  | | Journal (article/letter/editorial) | | apatite from Mud Tank, Australia, and a synthetic forsterite (<<1 ppm H2O, F, and Cl) used for monitoring...proportional to measured ion intensities for dry forsterite. We estimate blank values for apatite that are...abundances and isotopic ratios in apatite from alkaline intrusives, with a focus on carbonatites. Geochimica...analytical method applied to apatite from the Jacupiranga alkaline complex. American Mineralogist, 80, 336–344 |
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