xxxii CONTENTS Kimberlite Komatiite Obsidian GJH McCall N TArndt, C M Lesher G / H McCall IMPACT STRUCTURES 247 260 267 RAF Grieve INDIAN SUBCONTINENT 277 A B Roy 285 J JAPAN / Tazawa 297 JUPITER See SOLAR SYSTEM: Jupiter, Saturn and Their Moons L LAGERSTÄTTEN S E Gabbott LARGE IGNEOUS PROVINCES LAVA 307 M F Coffin, O Eldholm N Geshi 315 323 M MAGNETOSTRATIGRAPHY S G Lucas MANTLE PLUMES AND HOT SPOTS 331 D Suetsugu, T Kogiso, B Steinberger 335 MARS See SOLAR SYSTEM: Mars MERCURY See SOLAR SYSTEM: Mercury MESOZOIC Triassic S G Lucas, M J Orchard Jurassic K N Page Cretaceous N MacLeod End Cretaceous Extinctions N MacLeod METAMORPHIC ROCKS Classification, Nomenclature and Formation Facies and Zones K Bucher PTt-Paths PJ O'Brien 344 352 360 372 G Hoinkes, C A Hauzenberger, R Schmid 386 402 409 METEORITES See SOLAR SYSTEM: Meteorites MICROFOSSILS Acritarchs K J Doming Chitinozoa F Paris, J Verniers Conodonts R J Aldridge Foraminifera M A Kaminski Ostracoda D / Home Palynology P Coxon, G Clayton 418 428 440 448 453 464 MICROPALAEONTOLOGICAL TECHNIQUES I J Slipper 470 470 MILANKOVITCH CYCLES See EARTH: Orbital Variation (Including Milankovitch Cycles) MILITARY GEOLOGY EPF Rose MINERAL DEPOSITS AND THEIR GENESIS 475 G R Davis 488