Hot Brines and Recent Heavy Metal Deposits in the Red Sea: A Geochemical and Geophysical Account

Front Matter....Pages N2-xii
Front Matter....Pages 1-1
History of the Exploration of the Hot Brine Area of the Red Sea: DISCOVERY Account....Pages 3-9
The Observations of the Vertical Structure of Hot Salty Water by R.V. METEOR ....Pages 10-14
 ATLANTIS II Account....Pages 15-17
A Fourth Brine Hole in the Red Sea?....Pages 18-21
Front Matter....Pages 23-23
Geological Structures of the Red Sea Area Inferred from Satellite Pictures....Pages 25-37
The Red Sea — A Geophysical Background....Pages 38-58
Structural Effects of Sea-floor Spreading in the Gulf of Aden and the Red Sea on the Arabian Shield....Pages 59-70
General Stratigraphy of the Adjacent Land Areas of the Red Sea....Pages 71-81
Bathymetry and Continuous Seismic Profiles of the Hot Brine Region of the Red Sea....Pages 82-97
Magnetic and Gravity Anomalies in the Central Red Sea....Pages 98-113
Thermal Measurements in the Red Sea Hot Brine Pools....Pages 114-121
Basalt from the Axial Trough of the Red Sea....Pages 122-128
Front Matter....Pages 129-129
General Circulation of Water Masses in the Red Sea....Pages 131-137
Hydrography of the Red Sea Brines....Pages 138-147
Temperature Structure of the Red Sea Brines....Pages 148-152
Suspended Matter in the Red Sea Brines and Its Detection by Light Scattering....Pages 153-157
Temperature Measurements in the Bottom Layers of the Red Sea Brines....Pages 158-163
A Physical Interpretation of the Observations of Hot Brine Layers in the Red Sea....Pages 164-173
A Note on the Chemical Composition of the Red Sea Brines....Pages 174-179
Trace Element Composition of Red Sea Geothermal Brine and Interstitial Water....Pages 180-203
Front Matter....Pages 129-129
Investigations of Atlantis II Deep Samples Taken by the FS METEOR ....Pages 204-207
Geochemistry and Origin of the Red Sea Brines....Pages 208-242
Anomalous Strontium in the Red Sea Brines....Pages 243-250
Low Molecular Weight Hydrocarbon Analyses of Atlantis II Waters....Pages 251-253
Dissolved Argon, Nitrogen and Total Carbonate in the Red Sea Brines....Pages 254-260
Front Matter....Pages 261-261
Bacterial Sulfate Reduction in the Red Sea Hot Brines....Pages 263-271
The Sterile Hot Brines of the Red Sea....Pages 272-281
Late Pleistocene and Holocene Planktonic Foraminifera from the Red Sea....Pages 282-298
The Coccolithophorida in Red Sea Sediments....Pages 299-305
Radiolaria: The History of a Brief Invasion....Pages 306-312
Pteropods in the Hot Brine Sediments of the Red Sea....Pages 313-316
Dinoflagellates in Red Sea Piston Cores....Pages 317-328
Micropaleontologic Investigations of Red Sea Cores — Summation and Synthesis of Results....Pages 329-335
O 18 /O 16 and C 13 /C 12 Ratios of Fossils from the Hot-Brine Deep Area of the Central Red Sea....Pages 336-347
Radiocarbon Chronology of Red Sea Sediments....Pages 348-359
Front Matter....Pages 361-361
Shipboard Collection and Preservation of Sediment Samples Collected During CHAIN 61 from the Red Sea....Pages 363-367
Red Sea Geothermal Brine Deposits: Their Mineralogy, Chemistry, and Genesis....Pages 368-401
Goethite-Hematite Stability Relations with Relevance to Sea Water and the Red Sea Brine System....Pages 402-406
Chemical Composition of Sediments and Interstitial Brines from the Atlantis II, Discovery and Chain Deeps....Pages 407-440
Microscopic and Electron Beam Microprobe Study of Sulfide Minerals in Red Sea Mud Samples....Pages 441-447
Front Matter....Pages 361-361
Mineralogy and Micropaleontology of a Goethite-Bearing Red Sea Core....Pages 448-459
Magnetic Properties of Minerals from the Red Sea Thermal Brines....Pages 460-473
Sulfur Isotope Studies on Red Sea Geothermal Brines and Sediments....Pages 474-498
Lead Isotope Measurements on Sediments from Atlantis II and Discovery Deep Areas....Pages 499-511
Uranium Series Isotopes in Sediments from the Red Sea Hot-Brine Area....Pages 512-524
Comparison between Red Sea Deposits and Older Ironstone and Iron-Formation....Pages 525-532
Front Matter....Pages 533-533
Economic Potential of the Red Sea Heavy Metal Deposits....Pages 535-541
Economic Significance of Minerals Deposited in the Red Sea Deeps....Pages 542-549
International Legal Rights to Minerals in the Red Sea Deeps....Pages 550-556
Summary of Hot Brines and Heavy Metal Deposits in the Red Sea....Pages 557-571
Back Matter....Pages 573-600