INTRODUCTION TO OPHIOLITES by Akira ISHIWATARI (Dr., Assoc.
Prof., Fac. Sci., Kanazawa University) [Ishiwatari's Home Page]
[Ishiwatari Labo Page] [Earth Science Department Page] 1.
Ophiolite and Oceanic Lithosphere 2. Ophiolite Examples and
their Occurrences 3. Petrologic Classification of Ophiolites 4.
Ophiolites in the Circum-Pacific Orogenic Belts 5. Ophiolite
Pulses 6. Ophiolite Belts on the Earth 1. Ophiolite Succession
and Seismic Layers of Oceanic Crust 2. Pre-Cretaceous Tectonic
Units of the Inner Zone of southwestern Japan 3. Modal Variation
of Residual Mantle Peridotite with Increasing Degree of Melting
4. Petrologic Types of Ophiolite 5. Geologic Structure of the
Klamath Mountains, western USA 6. Histogram of Formation Ages of
Ophiolites in the World 7. Ophiolite Belts in the World 1.
Ophiolite and oceanic lithosphere Ophiolite is a stratified
igneous rock complex composed of upper basalt member, middle
gabbro member and lower peridotite member (Fig. 1). Some large
complexes measure more than 10 k