Oblique aerial view of Cape Town
with the peninsula stretching away to the south
(Postcard photo courtesy of Terence J. McNally) |
Geology superimposed on the topography
of the Cape Peninsula (from J.
Lurie,
1994) |
Oblique aerial view SE over Cape
Town towards the Cape Flats, being made up of Quaternary sand deposits
that link the peninsula to the mainland
(Postcard photo courtesy of Terence J. McNally) |
Table Mountain: thick bedded quartz arenites of the Peninsula Formation
build impressive cliffs overlooking Cape Town (from Geol. Soc. S. Afr.
brochure) |
Geological map of Cape Town and Table Mountain (from Geol. Soc. S. Afr.
brochure) |
Geological history of Cape Town (from
Geol. Soc. S. Afr. brochure) |
Maclears Beacon, summit of Table Mountain: Hummocky outcrops of the Pakhuis
Tillite Formation (Photo J. Rogers) |
Geological map of the Sea Point Contact, where granite intrudes sediments
of the Malmesbury Group (Geol. Soc. S. Afr. brochure) |
First
Year students examining the Cape Granite at Froggy Pond, near Simonstown |
Migmatite formed at the Sea Point Contact (Geol. Soc. S. Afr. brochure) |
Xenolith of Malmesbury Group sediment enclosed in Cape Granite, Sea Point
(Geol. Soc. S. Afr. brochure) |
Layering in the Cape Granite is developed on the south shore of Llandadno
Bay |
Detail of the layering developed
in the Cape Granite, Llandadno |
Lion's Head: Outlier of Cape Supergroup
strata unconformably overlying
Cape Granite (Photo J. Rogers) |
Oblique aerial view N towards Hout
Bay, with Chapmans Peak to the right (Postcard photo courtesy of Clifton
Publications) |
View from Hout Bay towards Chapmans
Peak, showing the nonconformity between the Cape Granite and strata
of the Cape Supergroup. Cutting the granite and unconformity is a dolerite
dyke (Photo J. Rogers) |
Bifurcating dolerite dyke cutting Cape Granite, Saalrug beacon (between Oudekraal and Llandadno) |
Detail of the contact at Chapmans
Peak between the Cape Granite (showing signs of pre-Cape weathering),
and the basal Cape strata (Geol. Soc. S.
Afr. brochure) |
The basal Cape strata are alternating,
thinly bedded red shales and tan sandstones of the Graafwater Formation
(Geol. Soc. S. Afr. brochure) |
Cape Point: Another exposure of the
nonconformity between the Cape Granite and the overlying Graafwater
Formation (Postcard photo courtesy of Art
Publishers) |
Noordhoek Beach: A prograding beach
caused by the preferential deposition of sand removed by erosion from
neighbouring cliffs (Photo J. Rogers) |
Last Updated: 2003/02/16 by D.L. Reid dlr@geology.uct.ac.za