Abstracts of Acta Geologica Sinica (Chinese Edition): Vol. 73, No. 4, 1999

The Reservior Characteristics of Lower Ordovician Dolomites Below Pre-Mesozoic Unconformity in Yakela Fault-convex, Tarim Basin The Blueschist Belt in the Shuanghu Region, Central-Northern Tibet and Its Tectonic Implications Reef Palaeopool and Prediction of Buried Reefs in the Lower Permian Series from Shiwandashan Basin of Guangri Province Geochemistry of Rare Earth Elements in Late Paleozoic Coals in the North China Phase Transition and Composition Change of Minerals from Melting Experiment of Two Kinds of Metamorphics in Fuping Group, Pingshan, Hebei Province, China Palaeoecology and Palaeoenvironment of the Jehol Biota — A Palaeoecological and Palaeoenvironmental Reconstruction of Conchostracan Palaeocommunities in the Northern Hebei-Western Liaoning Area Research on Micro-FT.IR of Macerals of C-P Coals in the Bohal Bay Basin Self-similar Texture of the Mid—Longling—Ruili Strike-Slip System and the Location of Hydrothermal Deposits Metamorphism of the Eclogites from the ZK703 drillhole in Donghai, South Sulu (Jiangsu-Shandong) Ultrahigh-pressure Metamorphic Belt, Eastern China