X.

RUSSIAN MINES AND MINING.

EXTENT OF THE EMPIRE.—ITS MINERAL RESOURCES.—PETER THE GREAT, AND WHAT HE DID.—NIKITE DEMIDOFF.—THE DEMIDOFF ESTATES.—IRON MINES AND A VISIT TO THEM.—WHERE RUSSIA SHEET-IRON IS MADE.—COPPER AND MALACHITE.—A WONDERFUL SIGHT.—STRANGE STORY OF AN EMERALD NECKLACE.—GOLD MINING IN SIBERIA.—HARDSHIPS OF THE MINER.—HOW THEY ARE TREATED.—MODE OF MINING. 145