What name is given to the area of approximately 40,000 interlocking basalt columns on the coast of County Antrim?
Answer and explanation
Correct answer: C. The Giant's Causeway
- Step 1: The Giant's Causeway (Irish: Clochán an Aifir or Clochán na bhFomhórach) is an area of approximately 40,000 interlocking basalt columns, the result of an ancient volcanic fissure eruption, part of the North Atlantic Igneous Province active in the region during the Paleogene period. Answer: The Giant's Causeway. Why not the others: Old Harry Rocks: They are chalk sea stacks, not basalt columns. The Needles: They are chalk sea stacks, not basalt columns.
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