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![[Columnar basalt]](/uploads/r/llyfrgell-genedlaethol-cymru-national-library-of-wales/6/f/4/6f489a346b8ddedeec83836b5b70f667b7920a40061adfd7df7b34ac19c1a400/default_142.jpg)
Rhan oKyffin Williams Archive
A cliff showing characteristic basalt columnar jointing. These are believed to be the basalt columns in Los Alerces National Park visited by KW on Christmas eve 1968 - see 'A Wider Sky' (Gomer, 1991) page 181.
![[Cliff showing polygonal basalt columns]](/uploads/r/llyfrgell-genedlaethol-cymru-national-library-of-wales/a/7/e/a7e05184cf1b00dd218d7132f7a410da1f29ba28ad7d1dc8274ddcc5b856fd28/default_142.jpg)
[Cliff showing polygonal basalt columns]
Rhan oKyffin Williams Archive
A steep cliff showing columnar basaltic jointing. These are believed to be the basalt columns in Los Alerces National Park visited by KW on Christmas eve 1968 - see 'A Wider Sky' (Gomer, 1991) page 181.