12 Questions
What geological event occurred around 500 million years ago in the southern Cape region?
Formation of the Agulhas Sea
What type of rocks make up the upper part of Table Mountain?
Quartzites from the Table Mountain Group
What is the relationship between the Cape Granites and the Malmesbury Group?
The Cape Granites are younger than the Malmesbury Group
What can be observed as black bands in the rock on Table Mountain?
Dolerite Sills
What type of unconformity is characterized by older rocks being tilted and folded, then covered by younger sedimentary rocks?
Angular unconformity
Where can the white, non-bedded intrusive rocks of the Cape Granite be seen?
At both Lion's Head and Chapman's Peak
When did the process of assembling the supercontinent Gondwana begin?
700 million years ago
What was the environment of the Adamastor Sea around 600 million years ago?
Shallow to deep marine environment
What was the result of the subduction to the west of the Adamastor Sea?
Closure of the Adamastor Sea
What is the evidence of mountain building in the Adamastor Sea region?
Saldania Belt
What occurred in the Cape region around 550 million years ago?
Intrusion of magma (Cape granite suite)
What was the result of the closure of the Adamastor Sea?
Formation of the supercontinent of Gondwana
This quiz covers the geological history of the Cape Peninsula and Cape Town, focusing on the assembly of the supercontinent Gondwana. Learn about the collision of landmasses and the process that formed this single large landmass over several hundred million years.
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