African Meteorites.

Cover
Title
Copyright
End User License Agreement
Contents
Foreword
Preface
List of Contributors
Introduction
Basic Issues on Meteorites: Origin, Formation, Identification, Nomenclature
Lahcen Ouknine1,*, Fouad Khiri1,2 and Abderrahmane Ibhi1
INTRODUCTION
ORIGIN OF METEORITES: VESTIGES OF THE EVOLUTION OF THE SOLAR SYSTEM
The Composition of the Solar System
Formation and Ages of Meteorites
Origin of Meteorites
Ages of Meteorites
CATEGORIZATION AND NOMENCLATURE OF METEORITES
Categorization of Meteorites: Falls and Finds
Nomenclature of Meteorites
CRITERIA FOR THE IDENTIFICATION OF METEORITES
Macroscopic Recognition
Microscopic Recognition
CLASSIFICATION OF METEORITES
Undifferentiated Meteorites: Chondrites
Carbonaceous Chondrites
Ordinary Chondrites
Enstatite Chondrites
R-type Chondrites
K-type Chondrites
Achondrites
Primitive Undifferentiated Achondrites
Differentiated Achondrites
Differentiated Asteroidal Achondrites
Aubrites
Angrites
Planetary Achondrites
Iron Meteorites
Mixed or Stony-iron Meteorites
CONCLUSION
REFERENCES
Meteorite Falls in Africa
Fouad Khiri1,2,3,*, Abderrahmane Ibhi1,2 and Lahcen Ouknine1,2
INTRODUCTION
TEMPORAL AND SPATIAL EVOLUTION AND DISTRIBUTION OF METEORITE FALLS IN AFRICA
Evolution of Numbers, Masses, and Classes of African Observed Meteorite Falls
Evolution of Falls Numbers
Evolution of Falls Masses
Evolution of Falls Classes
Geographical Distribution of Observed Meteorite Falls in Africa
MAJOR FACTORS AFFECTING THE OBSERVATION AND COLLECTION OF METEORITE FALLS IN AFRICA
Observed Meteorite Fall Rate and Population Density
Observed Meteorite Falls Rate and Historical and Educational Factors.

Observed Meteorite Fall Rates as a Function of Surface Size, Forest Cover and Vegetation Type
Observed Meteorite Falls Rate and Distance of their Location from the Road
The Effect of Climate on Meteorites Falls Observation
SUMMARY AND DISCUSSION
CONCLUSION
REFERENCES
Meteorite Finds in Africa
Lahcen Ouknine1,2,*, Giorgio S. Senesi3, Fouad Khiri1,2, Abderrahmane Ibhi1,2 and Mohamed Th. S. Heikal4
INTRODUCTION
FACTORS INFLUENCING METEORITES FINDS IN AFRICA
Historical and Cultural Factors
Natural Factors: Climate and Plant Coverage
AFRICAN METEORITE FINDS: CLASSES AND MASS DISTRIBUTION
Relative Abundance by Class and Type
Mass Distribution
GRADES AND FACTORS OF WEATHERING OF AFRICAN METEORITE FINDS
Weathering Grades
Factors Influencing the Weathering Grade
Climate
Sample Mass
Terrestrial Age
Sample Porosity
SUMMARY AND CONCLUSION
REFERENCES
Meteorites of Northwest Africa: Morocco, Algeria, Mali, Mauritania
Lahcen Ouknine1,2,*, Fouad Khiri1,2,3 and Abderrahmane Ibhi1,2
INTRODUCTION
COUNTRY OF ORIGIN OF NWA METEORITES
ALLOCATION OF NWA METEORITES TO THEIR COUNTRY OF ORIGIN
Circumstances of Discovery of NWA Meteorites
Renaiming Proposed for NWA Meteorites
Temporal Evolution of Total NWA Meteorite Finds and Total Located Meteorites in Four Northwest African Countries
Temporal Evolution of NWA Meteorite Finds and Located Meteorites in Each of the Four Northwest African Countries
Morocco
Algeria
Mauritania
Mali
CLASSIFICATION OF NWA METEORITES
METEORITES FROM NORTHWEST AFRICA: A DISSIPATED HERITAGE
CONCLUSION
REFERENCES
Meteorites of Morocco: Falls and Finds
Abderrahmane Ibhi1,2,*, Fouad Khiri1,2, Giorgio S. Senesi3 and Hassan Nachit2
INTRODUCTION
METEORITES IN ANCIENT TIMES IN MOROCCO.

Ancient Stone Carvings Confirm that Meteorites Struck Morocco
The Meteoritic Origin of Morocco Iron Dagger Blades
MOROCCAN METEORITE FALLS
Exceptional Meteorite Falls
Ordinary Chondritic Meteorite Falls
Strewnfields
Probable Meteors and Falls
Statistical Study of Observed Meteorite Falls in Morocco
MOROCCAN METEORITE FINDS
General Data and Statistics
Rare Meteorite Finds in Morocco
Other Relevant Meteorite Finds in Morocco
CONCLUSION
REFERENCES
Meteorites of Sahara
José García1,*, Lahcen Ouknine2,3 and Giorgio S. Senesi4
INTRODUCTION
PROTOCOL TO BE FOLLOWED IN METEORITE RECOVERY
Do Not Touch the Meteorite
Mark the Coordinates and the Scale
Provide Photographic Documentation of the Finding
Take Notes
Collection and Preservation of Fragments
FACTORS AFFECTING METEORITE PRESERVATION
Wind
Water
Disorganized Collection of Samples
Magnets
WEATHERING
RECOGNITION OF METEORITES ON THE GROUND
DENSE METEORITE COLLECTION AREAS
SCIENTIFIC AND MARKETING VALUE OF METEORITES
A FEW FINAL RECOMMENDATIONS
CONCLUSION
REFERENCES
Meteorite Falls, Finds and Impact Craters in North East Africa: Egypt, Sudan and Libya
Mohamed Th. S. Heikal1,*, Lahcen Ouknine2,3 and Giorgio S. Senesi4
INTRODUCTION
EGYPT
SUDAN
LIBYA
CONCLUSION
REFERENCES
Conclusion
Subject Index
Back Cover.