Kimberlites and Their Xenoliths

Kimberlites and Their Xenoliths

by J. B. Dawson

Paperback(Softcover reprint of the original 1st ed. 1980)

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Product Details

ISBN-13: 9783642677441
Publisher: Springer Berlin Heidelberg
Publication date: 10/18/2011
Series: Minerals, Rocks and Mountains , #15
Edition description: Softcover reprint of the original 1st ed. 1980
Pages: 252
Product dimensions: 6.10(w) x 9.25(h) x 0.02(d)

Table of Contents

1 Introduction.- 2 Distribution and Tectonic Setting of Kimberlites.- 2.1 Africa.- 2.1.1 West Africa.- 2.1.2 Central Africa.- 2.1.3 East Africa.- 2.1.4 Southern Africa.- 2.2 U.S.S.R..- 2.2.1 Siberia (Yakutia).- 2.2.2 Western Russia.- 2.3 India.- 2.4 Australasia.- 2.4.1 Borneo.- 2.4.2 Solomon Islands.- 2.4.3 Australia.- 2.5 Western Europe and Greenland.- 2.6 North America.- 2.7 South America.- 2.7.1 Guyana.- 2.7.2 Brazil.- 2.7.3 Argentine.- 2.8 Indirect Evidence for Kimberlite Intrusions.- 2.9 Summary.- 3 Geology of Kimberlite Intrusions.- 3.1 Diatremes.- 3.2 Dykes.- 3.3 Sills.- 3.4 Diatreme-Dyke-Sill Relationships.- 3.5 Extrusive Kimberlites.- 3.6 Effects of Kimberlite Intrusions on Wall Rocks.- 3.6.1 Physical Effects.- 3.6.2 Metasomatic Effects.- 3.6.3 Thermal Effects.- 3.7 Emplacement of Kimberlite Diatremes.- 4 Petrography of Kimberlite.- 4.1 Introduction.- 4.2 Diatreme Facies Kimberlite.- 4.3 Hypabyssal Facies Kimberlite.- 5 Geochemistry of Kimberlites.- 5.1 Major Elements.- 5.2 Trace Elements.- 5.3 Rare-Earth Element Chemistry.- 5.4 Isotope Chemistry.- 6 Mineralogy of Kimberlites.- 6.1 Introduction.- 6.2 Native Elements.- 6.3 Sulphides.- 6.4 Halides.- 6.5 Oxides and Hydroxides.- 6.6 Carbonates.- 6.7 Sulphates.- 6.8 Phosphates.- 6.9 Silicates.- 6.9.1 Nesosilicates.- 6.9.2 Sorosilicates.- 6.9.3 Inosilicates.- 6.9.4 Phyllosilicates.- 6.9.5 Tektosilicates.- 6.10 Summary.- 7 Xenoliths in Kimberlite.- 7.1 Wall-Rock Fragments.- 7.2 Fragments from Earlier, Eroded Formations.- 7.3 Blocks Derived from Recognizable Underlying Formations.- 7.4 Granulites.- 7.4.1 Petrography.- 7.4.2 Phase Chemistry.- 7.4.3 Bulk Chemistry.- 7.4.4 Conditions of Formation.- 7.5 Mantle-Derived Xenoliths.- 7.5.1 Introduction.- 7.5.1.1 Peridotite-Pyroxenite Suite.- 7.5.1.2 Eclogites.- 7.5.1.3 Metasomatised Peridotites.- 7.5.1.4 Glimmerites and MARID-Suite Rocks.- 7.5.1.5 Miscellaneous Xenoliths.- 8 The Megacryst Suite.- 8.1 Petrography and Phase Chemistry.- 8.2 Trace Element and Isotope Chemistry.- 8.3 Conditions of Formation.- 9 The Sub-Continental Mantle and Crust — Evidence from Kimberlite Xenoliths.- 9.1 Distribution of Rock-Types Within the Upper Mantle.- 9.2 Processes in the Upper Mantle.- 9.3 The Deep Crust.- 9.4 Summary.- 10 Kimberlite Genesis.- 10.1 The Three Hypotheses.- 10.2 Relationship with Other Rock Types.- 10.3 The Kimberlite-Carbonatite Relationship.- 10.4 Kimberlite and Diamond.- 10.5 Relationship of Kimberlite Magmatism to Major Earth Movements.- 10.6 Outstanding Problems.- References.

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