 | | Journal (article/letter/editorial) |
| Ltd., London The geochemistry of the Messum Igneous Complex, South-We& Africa MORNA MATEIAS Department...twenty-eight representative rocks from the JGxwum Qneoue Complex of South-West Africa ia diecueeed and iihretrated...(NOCKOLDSand ALLEN, 1955). The rocks of the Messum Ring-Complex provide excellent material for the study...hybrid rock series, as well as data for other igneous and cumulative rocks which show a wide range in...The general geology and petrology of the Messum Igneous Complex have been described in separate papers |
 | | Report (issue) |
| Kearns 12. Post-Paleozoic magmatism in Angola and Namibia: A review . . . . . . . . . . . . . . . . . . ...propagation into the southern Tyrrhenian backarc region. . . . . . . . . . . . . . . . . . . . . . . ....Saharan zone, Cameroon volcanic line, Angola and Namibia, and the East African Rift system. This Special...in a schematic lithospheric profile of the Bayuda area includes predominantly granitoids, migmatites, and...studies of xenoliths from the lower crust in the region are from the Arabian plate, where juvenile Neoproterozoic |
 | Bardintzeff, Jacques-Marie, Liégeois, Jean-Paul, Bonin, Bernard, Bellon, Hervé, Rasamimanana, Georges (2010) Madagascar volcanic provinces linked to the Gondwana break-up: Geochemical and isotopic evidences for contrasting mantle sources. Gondwana Research, 18 (2) 295-314 doi:10.1016/j.gr.2009.11.010 | Journal (article/letter/editorial) |
| were strongly differentiated through spinel + olivine fractionation. Basaltic compositions result from...coasts. One of them, the Antampombato–Ambatovy Complex has been studied in detail by Melluso et al. (2005)...the text. Sample Rock type⁎ Morondava C′11 HTP olivine basalt Analysis number Age ± error (Ma) B3998...7 ± 2.9 78.9 ± 2.1 C′4 C85 C86 C162 C79 HTP olivine basalt HTP ferrobasalt HTP ferrobasalt HTP basalt...magma outpouring of flood basalts. The Turonian igneous event was also active along the eastern coast of |
 | | Book (edition) |
| subcrustal materials. E. Wm. Heinrich vi Preface No igneous rocks have so fascinated petrologists as those...blessing of carbonatites. These “limestones of igneous origin” are the subject of this monograph. Although...relationships of carbonatites to subsilicic alkalic igneous rocks point to the necessity of considering the...new field of igneous petrology, that of the nature and origin of non- or nil-silicate igneous rocks. Most...Most of the features that characterize silicate igneous rocks also are represented in carbonatites. Thus |
 | | Book |
| nnn*"» \ii-A A " 2 :n xv sVr.v-* '•.L-f*1 Igneous Petrology Digitized by the Internet Archive in...https://archive.org/details/igneouspetrologyOOOOhall IGNEOUS PETROLOGY Anthony Hall ► P ► Longman mmm Scientific...Publication Data Hall, Anthony, 1938— Igneous petrology. 1. Rock, Igneous I. Title 552'.1 QE461 ISBN D-SflE-3D17M-E...Anthony, 1938— Igneous petrology. Bibliography: p. Includes index. 1. Rocks, Igneous. I. Title QE461... CONTENTS Preface vi A ckno wledgements vii 1 Igneous activity at the present day 2 Volcanism 24 |
 | | Book |
| VULCANICITY AND CONTINENTAL EVOLUTION IN THE BARBERTON REGION, TRANSVAAL 27 M. J. Viljoen and R. P. Viljoen...157 O. Von Knorring LATE PALAEOZOIC TO RECENT IGNEOUS ACTIVITY IN WEST AFRICA AND ITS RELATIONSHIP TO...papers deal with the composition of African acidic igneous rocks, the structural environments of kimberlites...Schists. Their initial attempt to interpret the complex structures of the Morar anticline was followed...petrologists were attributing the diversity of igneous rocks to differentiation from a single parent magma |
 | | Report (issue) |
| sequence, represented by the emplacement of large igneous provinces followed by time-progressive volcanic...out, for example, that the association of large igneous provinces with time-progressive volcanic chains...its ability to explain the formation of large igneous provinces on Earth is being explored. The debate...development. Modeling the heat budget in large igneous provinces requires knowledge of the volume and...(Iceland and Hawaii). Both of these comprise large igneous provinces that are forming late in the sequences |
 | | Report (issue) |
| Housh, G. Valdez-Moreno, and G. Chávez-Cabello 5. Igneous petrogenesis of the Trans-Mexican Volcanic Belt...authors also consider the mineral deposits of the region, indicating their spatial and temporal association...establish quite clearly that southern México is a complex region with a stratigraphic record that begins in...Middle America and the Gulf of Mexico-Caribbean Sea region during Mesozoic time: Geological Society of America...Sierra Madre Occidental consists of five main igneous complexes: (1) Late Cretaceous to Paleocene plutonic |
