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PRECAMBRIAN TECTONICS AND THE SUPERCONTINENT CYCLE 371
(a) ~750 Ma
India
Australia
East Antarctica
Ocean Kalahari Laurentia Siberia 0
Mozambique N
Congo
Phanerozoic belts
Amazonia
800–500 Ma
West
Africa Baltica Pan-African belts
Grenville belts
Pre-Grenville
cratons
(b) ~500 Ma
Australia Proto-Pacific Ocean
East Antarctica 0
Laurentia
Kalahari
Plata
India
N
Congo
Amazonia Iapetus Ocean
West
Africa Baltica
Fig. 11.19 (a) Reconstruction of the Late Proterozoic supercontinent Rodinia. (b) Late Cambrian paleogeography after
the break-up of Rodinia and the formation of Gondwana (after Hoffman, 1991, with permission from Science 252,
1409–12 with permission from the AAAS).
