CHAPTER XIII.
NORTHERN ALBERTA.—Economic Minerals.
Travellers, Explorers and Prospectors Describe the Country as a Veritable Store House of Mineral Wealth.—Gold Found in the Bars in Peace River.—Indications of Plentiful Supply of Iron.—Lignite Found in Abundance.—Historic Deposits of Salt.—The Famous Athabaska Tar Sands.—Their Commercial Value.—Indications of Petroleum.—Boring Experiments.—Natural Gas Under a Wide Area.—Travellers Use Natural Gas Jets to Boil their Camp Kettles. 180