Geoscientific Research in Northeast Africa | Heinz Schandelmeier, Ulf

Book

Geoscientific Research in Northeast Africa

ABSTRACT

This volume focuses on approaches towards a better understanding of the geological, hydrogeological and paleoclimatic evolution of Northeast Africa. Among the topics discussed are Phanerozoic interplate dynamics, sedimentology and stratigraphy, and mineral deposits and metallogeny.

TABLE OF CONTENTS

part 1|181 pages

1 Precambrian evolution

chapter 1|7 pages

The Pan African Belt of Northeastern and Eastern Africa, Madagascar, Southern India, Sri Lanka and East Antarctica: Terrane amalgamation during formation of the Gondwana Supercontinent

chapter 2|3 pages

Revision of the first 1968 edition of the International Tectonic Map of Africa at 1:500000 of the Commission for the Geological Map of the World

chapter 3|5 pages

Towards a comprehensive structural synthesis of the (Proterozoic) Arabian-Nubian Shield in E.Egypt

chapter 4|5 pages

Distinction of different syn- and late orogenic Pan-African sedimentary sequences by metamorphic grade and illite crystallinity (W. Zeidun, Central Eastern Desert, Egypt)

chapter 5|4 pages

Kinematics of Panafrican thrusting and extension in Egypt

chapter 6|4 pages

An outline of the tectonic framework for the Pan-African orogeny in the vicinity of Wadi Um Relan area, south Eastern Desert, Egypt

chapter 7|5 pages

Igneous and structural relations in the Pan-African Hammamat Group, Igla Basin, Egypt

chapter 8|5 pages

Preliminary comparison of six late- to post-Pan-African molasse basins, E. Desert, Egypt

chapter 9|1 pages

Zabargad Island: A detached block from the Eastern Desert or a raised upper mantle

chapter 10|5 pages

The Sa’al Group: An ensialic island arc sequence in Sinai

chapter 11|12 pages

Comparative study on two radioactive exposures in Southeastern Desert of Egypt

chapter 12|5 pages

Late Panafrican dyke rocks in the Bir Safsaf complex, Western Desert, S-Egypt

chapter 13|2 pages

Tectonic evolution of the Late Proterozoic East African Orogen: Constraints from crustal evolution in the Arabian-Nubian Shield and the Mozambique Belt

chapter 14|3 pages

On the location of the boundary between the Nubian Shield and the old African continent: Inferences from U-Pb (zircon) and common Pb data

chapter 15|3 pages

Juvenile Pan-African and remobilized ancient crustal components preserved in the basement around Wadi Halfa, N.Sudan: Insights into the evolution of the foreland to the Arabian-Nubian Shield

chapter 16|3 pages

Evidence for a new Late Proterozoic suture in Northern Sudan

chapter 17|3 pages

Evolution of the south-western part of the Atmur-Delgo suture

chapter 18|2 pages

Lithology and structure of the Sulb Series (Atmur-Delgo suture, Wadi Halfa Province, Sudan)

chapter 19|6 pages

Evolution of the Keraf Back-Arc Basin: Constraints on the Nubian Shield margin

chapter 21|5 pages

Timing of events along the Nakasib suture and the Oko shear zone, Sudan

chapter 22|7 pages

Metamorphic grade in the western part of Ariab Nakasib Belt detected by VMS ore paragenesis, Red Sea Hills, NE – Sudan

chapter 23|5 pages

Evolution of Pan-African granitoid magmatism along the southwestern Nakasib suture zone, Red Sea Hills, Sudan

chapter 24|4 pages

Geomathematical optimization of Landsat-TM satellite data for geological mapping in an island arc/ophiolite environment of the Red Sea Hills, Sudan

chapter 25|5 pages

Structural evolution of the Oko shear zone, Sudan

chapter 26|5 pages

The dyke swarms of the north-eastern Sudan

chapter 27|6 pages

Reconnaissance Pb-Pb zircon ages from Precambrian rocks in eastern and southern Ethiopia and an attempt to define crustal provinces

chapter 28|6 pages

Structural geology and tectonic setting of the Adola Belt (Southern Ethiopia)

chapter 29|5 pages

Geodynamic significance of contrasting Pan-African granitoid types in Somalia

chapter 30|4 pages

PT conditions of Pan-African granulite facies metamorphism in Sabaloka inlier, north of Khartoum, Sudan

chapter 31|5 pages

PT conditions and geochemistry of the Late Precambrian charnockites, enderbites and granites of J. Moya, Sudan

chapter 32|3 pages

Metamorphic evolution of the Panafrican basement in the Meidob volcanic field (Darfur Dome, Sudan)

chapter 33|5 pages

Pan-African assembly of terranes in the Tuareg shield

chapter 34|5 pages

Granulite facies metamorphism and P-T evolution in the Mozambique Belt of Tanzania

chapter 35|5 pages

The Proterozoic mobile belts of northern Malawi and southern Tanzania: Tectonic significance and age

part 2|144 pages

Phanerozoic intraplate dynamics

chapter 36|4 pages

Changes in plate motions and their control on the subsidence of rifted basins in the African plate

chapter 37|7 pages

Pangean depositional sequences between Karoo and Lut

chapter 38|5 pages

Geochemistry and pedogenesis of Permo-Jurassic oversaturated alkaline complexes of northern Kordofan, central Sudan

chapter 39|4 pages

Cretaceous rifting and basin inversion in Central Africa

chapter 40|6 pages

Plate tectonic aspects of continental rift basin formation in Central and West Sudan

chapter 40a|5 pages

Structural style and tectonic evolution of the rift basins of northeast Africa

chapter 41|2 pages

The Phanerozoic evolution of the basins of northern Egypt and adjacent areas

chapter 42|5 pages

Spatial and temporal relationship between alkaline magmatism and early rifting in north/central Sudan

chapter 43|4 pages

Late Cretaceous igneous activity in the Delgo uplift (Northern Province, Sudan)

chapter 44|5 pages

Recent advances on the geology of northeast Libya

chapter 45|6 pages

The palaeogeography of the Sirt basin (Libya) from Upper Cretaceous to Eocene

chapter 46|5 pages

Basin evolution of the northern margins of the Arabo-Nubian craton during Maastrichtian-Paleocene times

chapter 47|5 pages

New constraints on Red Sea rifting

chapter 48|4 pages

Uplift kinematics of Jebel Dirurba sedimentary complex, Red Sea Hills, Sudan

chapter 49|4 pages

Plio-Quaternary tectonics and sedimentation in the SW Gulf of Suez and N. Red Sea

chapter 50|3 pages

Evaporitic sedimentation and its relation to rifting in the NW part of the Egyptian Red Sea coast

chapter 51|9 pages

Origin and evaluation of hydrocarbons in the Gulf of Suez basin, Egypt

chapter 52|7 pages

Application of paleobathymetric analysis in oil exploration of the Miocene sequence in the central Gulf of Suez, Egypt

chapter 53|5 pages

Structures related to Red Sea evolution in northern Eritrea

chapter 54|4 pages

Tertiary basins in the Northern Somalia continental margin: Their structural significance in the Gulf of Aden rift system

chapter 55|5 pages

The Meidob volcanic field, Darfur Dome, Sudan

chapter 56|4 pages

Volcanism and extension between the Main Ethiopian and Gregory rifts

chapter 57|5 pages

Basement anisotropies along the western shoulder of the Kenya Rift and their relationship to Cenozoic rift structures

chapter 58|2 pages

Quantification of erosion in the Central Kenya Rift using digital elevation models (DEM)

chapter 59|2 pages

The volcano-tectonic evolution of the Chyulu Hills, South Kenya

chapter 60|4 pages

Quaternary stress evolution in East Africa from data of the western branch of the East African rift

chapter 61|3 pages

Uplift history of Rukwa Rift, SW Tanzania: Apatite Fission Track analysis

chapter 62|4 pages

Plio/Pleistocene nearshore lacustrine record of Lake Malawi (East Africa)

part 3|148 pages

Sedimentology & stratigraphy

chapter 63|5 pages

Problems of correlation in the Nubian Sandstone Facies

chapter 64|6 pages

Cambro-Ordovician bauxitic laterites of NW-Sudan

chapter 64a|4 pages

Silurian paleogeography of NE Africa and Arabia – An updated interpretation

chapter 65|5 pages

Diagenesis related to unconformities in Late Carboniferous/Permo-Triassic sediments of Northern Galala, Gulf of Suez, Egypt

chapter 66|5 pages

Depositional cycles and palynostratigraphy of the Permo-Triassic and Early to Middle Jurassic of East Africa and Madagascar

chapter 67|6 pages

Stratigraphy and depositional style of the continental Lakia Formation (Permo-Triassic – Early Jurassic, NW Sudan)

chapter 68|5 pages

The Jurassic of Northern Somalia: Stratigraphy and facies

chapter 69|6 pages

Palaeoecology of Late Jurassic to mid-Cretaceous of the central and western Sudan

chapter 70|6 pages

Cretaceous palaeoecology, palaeoclimatology and palaeogeography of the northern Western Desert of Egypt

chapter 71|10 pages

Palynofloristic changes and Cretaceous climates in northern Gondwana (NE Africa) and southern Laurasia (Kazakhstan)

chapter 72|3 pages

Source rock evaluation of the pre-Aptian section at some wells, Matruh sub-basin, northern western Desert Egypt

chapter 73|5 pages

Sedimentology and maturity evaluation of the NW Muglad and Nile Rift Basins, Sudan

chapter 74|5 pages

Late Cretaceous continental vertebrate faunas of Niger and Northern Sudan

chapter 75|8 pages

Evolution of Cretaceous continental basins in northern Sudan

chapter 77|5 pages

The Albian-Cenomanian palaeoclimate in northern Sudan

chapter 78|7 pages

Stratigraphic and tectonic significance of Late Cretaceous sediments in Bagbag Basin, central Sudan

chapter 79|6 pages

Geology of the area west of the White Nile

chapter 80|7 pages

Extension of the Late Cretaceous transgression to North Kordofan, central Sudan

chapter 81|5 pages

Late Cretaceous to basal Tertiary shallow-water sedimentation in Northern Somalia

chapter 82|6 pages

Sedimentological and geochemical aspects of the Taleh Formation (Eocene) in North Somalia

chapter 83|3 pages

Comparison of lithofacies of the Miocene Dubar Limestone in the Bosaso and Lasqoray Basins, Northern Somalia

chapter 84|6 pages

Diagenesis of corals in Miocene clastics of the Sudanese Red Sea coast

chapter 85|6 pages

Oligo-Miocene to Quaternary palaeoenvironment in Gezira area, central Sudan

chapter 86|4 pages

The Malawi Rift and vertebrate paleobiogeography of the African Rift Valley

part 4|73 pages

Mineral deposits & metallogeny

chapter 87|6 pages

Rare-metal province Central Eastern Desert, Egypt -1. Tectonic setting of magmatism

chapter 88|6 pages

Rare-metal province Central Eastern Desert, Egypt — II. A-type granites of Abu Dabbab, Igla and Nuweibi

chapter 89|6 pages

Rare-metal province Central Eastern Desert, Egypt — III. Geochemical indicators of rare-metal potentials (a contribution to IGCP 282 ‘Rare-metal mineralization’)

chapter 90|4 pages

Emerald formation during regional metamorphism: The Zabara, Sikeit and Umm Kabo deposits (Eastern Desert, Egypt)

chapter 91|2 pages

Geology and genesis of Wadi Kareim banded iron formation

chapter 92|7 pages

Oolitic ironstones in continental sediments of northern Sudan

chapter 93|6 pages

Alunitic kaolins of the Gedaref region (NE-Sudan)

chapter 94|5 pages

Interaction of tectonic evolution and lateritization in central Sudan

chapter 95|7 pages

Geochemical criteria to prospect for mineral deposits in crystalline basement of the Sudan

chapter 96|4 pages

A geological overview and genetic constraints of Jebel Dumbeir fluorites mineralization, Kordofan State, Sudan

chapter 97|8 pages

Gold-productive volcanogenic sulphide mineralization in the Ariab Belt, Red Sea Hills/Sudan: Evidences for Late Proterozoic seafloor hydrothermal systems

chapter 98|7 pages

Implication of the structural evolution of the Adola Belt on shear zone-hosted gold mineralization

part 5|63 pages

Quaternary climatic and environmental change

chapter 99|10 pages

Past global climatic changes and the tropical arid/semi-arid belt in the North of Africa

chapter 100|8 pages

Environmental change in the southeastern Sahara and the proposal of a Geo-Biosphere Reserve in the Wadi Howar area (NW Sudan)

chapter 101|6 pages

Palaeoecology of Holocene lacustrine sediments in Western Nubia, SE Sahara

chapter 102|5 pages

Diversity of Quaternary aquatic environments in NE Africa as shown by fossil Charophytes

chapter 103|4 pages

Soil development and climatic changes during Quaternary in the north eastern part of the Red Sea Hills (Sudan)

chapter 104|6 pages

Relictic soil characteristics as witness of climatic change in the Red Sea Hills of Sudan

chapter 105|5 pages

Geo-morphodynamics and climatic development in Sudan

chapter 106|3 pages

Continental humidity and marine upwelling strength of Arabia during the early Holocene

chapter 107|5 pages

The antropogenic nature of the Sahel

chapter 108|2 pages

Environment and culture: The adaptation paradigm in the study of the Holocene Saharan societies

chapter 109|3 pages

Holocene prehistoric economies in the Eastern Sahara and their impact on vegetation

part 6|50 pages

Quaternary geology & paleolimnology

chapter 110|5 pages

The evolution of the Nile Delta

chapter 111|6 pages

Stratigraphy, geochronology, and origin of the Selima Sand Sheet, eastern Sahara, Egypt and Sudan

chapter 112|7 pages

Late Pleistocene basinal sediments, Dakhla Oasis region, Egypt: A non-interglacial pluvial

chapter 113|5 pages

Calcretes in the Western Desert of Egypt

chapter 114|2 pages

Quaternary ferricretes in Northwestern Sudan

chapter 115|4 pages

Desiccation cracks in sandy desert soils

chapter 116|2 pages

Dust formation and transport in the Sahara and adjacent regions

chapter 117|2 pages

Holocene fulgurite formation in the southern Central Sahara (Niger)

chapter 118|5 pages

Preliminary observations concerning the genesis of high fluoride contents in the Ethiopian Rift

chapter 119|6 pages

Comparison of the mineral composition of the lakes of the East African Rift system (Gregory Rift and Western Rift)

part 7|77 pages

Hydrogeology&hydrology

chapter 120|4 pages

Isotopes and chemistry in ground water of Western Sudan and Eastern Chad (Geneina and Adré region)

chapter 121|6 pages

Isotopic evidence for extremely low groundwater recharge in the Sahel zone of Sudan

chapter 122|9 pages

Ground water recharge in the Umm Kedada Basin, NW-Sudan, derived from environmental isotopes of soil moisture in samples collected from deep dug wells

chapter 123|6 pages

Groundwater balance of the sedimentary aquifer in Darfur, Upper Nile area, Sudan

chapter 124|6 pages

Hydrogeology of the Wadi El Milk – Wadi Muqaddam area, northern Sudan

chapter 125|5 pages

Hydrologie drought risk modelling for agricultural areas

chapter 126|7 pages

Nile groundwater interaction modeling in the northern Gezira Plain for drought risk assessment

chapter 127|8 pages

The groundwater rise in the east of Cairo and its impact on historic buildings

chapter 128|2 pages

Estimating the groundwater balance of the Eastern Sahara stimulated by isotope studies

chapter 129|5 pages

Comparisons between the Nile River, Egypt and the Colorado River, USA

chapter 130|5 pages

Water ponding and groundwater contamination in the Nile Delta villages, Egypt

chapter 131|5 pages

Groundwater and water security in the future of Salalah region

part 8|25 pages

Geophysics

chapter 132|5 pages

Paired gravity anomalies in the Arabian Shield and their tectonic significance

chapter 133|5 pages

Geophysical and geological investigations in the Es Safya Graben, NW Sudan

chapter 134|6 pages

The Cairo Earthquake of October 1992

chapter 135|5 pages

Subsurface mapping with imaging radar in deserts of Africa and Arizona