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There are many types of rock on the Antrim Coast. Chalk is one of the most interesting. Discover its secrets: microfossils, flints and much more.
There are many types of rock on the Antrim Coast. Chalk is one of the most interesting. Discover its secrets: microfossils, flints and much more.
Transcript -- There are many types of rock on the Antrim Coast. Chalk is one of the most interesting. Discover its secrets: microfossils, flints and much more.
Transcript -- There are many types of rock on the Antrim Coast. Chalk is one of the most interesting. Discover its secrets: microfossils, flints and much more.