By J. Parnell, Y. Lianjun, C. Changming
This e-book includes papers added at a global Symposium of the foreign organization of Sedimentologists held at Beijing, Peoples' Republic of China in August, 1988. The topic of the symposium was once sedimentology concerning mineral deposits and included conferences of 3 foreign Geological Correlation Programmes (IGCP) tasks; IGCP 219 on Comparative Lacustrine Sedimentology in house and Time, IGCP 226 on Manganese Deposits, and IGCP 254 on Metalliferous Black Shales. This publication is meant for earth scientists and complicated scholars studying/working within the components of sedimentology, petroleum geology, ore geology and financial geology.
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Additional info for Sediment-Hosted Mineral Deposits (IAS Special Publication 11)
Example text
M. B. C. & FO RCE , E . R. (1988) Isotopic evidence for organic matter oxidation by manganese reduction in the formation of stratiform manganese carbonate ore. Geochim. cosmochim. A cta 52, 2679-2685. M. C. ( 1987) Stable isotope study of the Molango Deposit, Hidalgo State , Mexico. Geol. Soc. A m . (Abstracts with Programs) 1 9 , 793. OKITA, P . M. C. ( 1988) Del-13 C and del-34 S trends in sedimentary manganese deposits, Molango (Mexico) and Taojiang (China): evidence for mineraliz ation in a closed system.
Liu conglomerates and sandstones and ranges from tens of metres to 300 m in thickness. A nearshore shallow-marine environment of deposition is suggested. The conformably overlying Tiesiao For mation consists of a matrix-supported grey pebbly coarse sandstone. Pebble types include quartzite, siliceous rock and granite. Laminites with dropstones occur locally. A glaciomarine origin has been pro posed for the unit (Guizhou Bureau of Geology and Mineral Resources, 1987). Above the Tiesiao For mation is the Datangpo Formation itself.
1984) Origin of manganese giants : Sea level change and anoxic -oxic history . Geology 1 2 , 83-86. fRIES, C. & RINCON-0 . , C. ( 1965) Nuevas aportaciones geocronologicas y tectonicas empleadas en el laboratorio de geocronometria. Sol. Jnstituto de Geologia de Universidad Nacional A u tonoma de Mexico 73, 57 - 133. FROELICH, P. N. , KLINKHAMMER , G. P. , B E N DER, M. L. , LUEDTKE, N . , HEATH, G. , C U L L E N , 0 . , D A U PHI N, P . , HAM MOND, D. , HARTMAN , B. & MAYNARD, V. ( 1979) Early oxidation of organic matter in pelagic sediments of the eastern equatorial Atlantic: Suboxic diagenesis.