CHAPTER IX.

GEOLOGY—_Continued_. Silurian—West Coast of Hudson Bay, Baffin Island, Islands of Group III., Northeast Part of Ellesmere, Jones Sound, North Devon Island, Devonian. Carboniferous—Parry Island, Coal, Ellesmere Island. Mesozoic—Parry and Sverdrup Islands. Tertiary—Banks Island, Ellesmere Island, Coal, Baffin Island. Glacial—Distribution of Boulders—Ice Movements—Hudson Strait, West Coast of Hudson Bay, Labrador, Greatest Intensity of Ice-cap—Marine Terraces. Economic Minerals Gold, Silver, Copper, Iron, Mica, Graphite, Molybdenite, Lignite and Coal 210