Subject ASC0001dub

The Quarterly journal of the Geological Society of London.
v.49 (1893), Page 446 (1893)
Natural History Museum Library, London
BHL Page 45959086

Keywords

map geology conglomerate conglomerates caernarvonshire llyn padarn Fig. 2 Map of Country from Llyn Padaran to Y Bigl 4inch-1 mile scale Llyn Padarn Y Bigl rocks grit slate dyke Moel Goronwy Fachwen Felsitic Rocks Banded Slates Purple Slate Grits Conglomerates Breccias Greenstone Dykes "Post-Llanberis" Caernarvonshire

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