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Problemssuchasbasintypeandtectonicsettinginwhichoriginalmagmawasgenerated,etc.arediscussedinthispapcrinconnectionwithsedimcntationintheHailarJurassic-Cretaeeouscoal-bcaringbasin,characteristicsofboundingfau1tsandpetrochemica1charactecristicsofvo1canics’Ba