Prakambrium
Prakambrium adalah ngaran inpurmal gasan eon-eon di skala waktu giulugi nang tajadi sabalum eon Fanerozoikum wayah naya. Pariudanya dimulai matan pambantukan Bumi kira-kira 4.500 juta tahun nang bahari sampai ipulusi binatang makruskupik barurumahan karas, nang manandai dimulainya Kambrium, pariuda panambayan matan era panambayan (Paleozoikum) eon Fanerozoikum, kira-kira 542 juta tahun nang bahari. Umumnya Prakambrium dianggap tadiri matan eon Hadean, Arkean, wan Proterozoikum.
Pranala luar
[babak | babak asal-mulanya]Rujukan
[babak | babak asal-mulanya]- Bleeker, W. [2004]. "Toward a "natural" Precambrian time scale", in Felix M. Gradstein, James G. Ogg, and Alan G. Smith: A Geologic Time Scale 2004. Cambridge University Press. ISBN 0-521-78673-8.
- James Monroe and Reed Wicander, The Changing Earth, 2nd ed, (Belmont: Wadsworth Publishing Company, 1997)
- Valley, John W., William H. Peck, Elizabeth M. King (1999) Zircons Are Forever, The Outcrop for 1999, University of Wisconsin-Madison Wgeology.wisc.edu Archived 2012-03-16 at the Wayback Machine – Evidence from detrital zircons for the existence of continental crust and oceans on the Earth 4.4 Gyr ago Accessed Jan. 10, 2006
- Wilde S.A., Valley J.W., Peck W.H. and Graham C.M. (2001) Evidence from detrital zircons for the existence of continental crust and oceans on the Earth 4.4 Gyr ago. Nature, v. 409, pp. 175-178.
- Wyche, S., D. R. Nelson and A. Riganti (2004) 4350–3130 Ma detrital zircons in the Southern Cross Granite–Greenstone Terrane, Western Australia: implications for the early evolution of the Yilgarn Craton, Australian Journal of Earth Sciences Volume 51 Zircon ages from W. Australia - Absract Accessed Jan. 10, 2006
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Skala waktu giulugi: eon wan jaman
(dalam juta tahun)
