Page:Statesman's Year-Book 1871.djvu/763

 TRADE AND INDUSTRY.

727

copper, but considerable quantities of lead are also raised. The largest of the mines is the Burra-Burra copper mine, employing about 1,000 persons. Most of the ores raised here are reduced to fine copper before shipment. The increase in mining is shown by the returns of the quantities of copper, lead, copper ore, and lead ore exported during a period often years, as follows : —

Period

Copper

Lead popper Ore

Lead Ore

In the year 1857 ....

„ 1861 ....

1866 ....

Total in five years, 1857-61. 1862-66.

Average of five years, 1857-61 1862-66

Cwts.

56,893

61,047

129,272

287,910 545,434

57,582 109,087

Cwts.

1,256 1,351

4,341 2,193

868 438

Tons

8,036

7,817

16,824

36,953 49,104

7,390 9,821

Tons 1,422 15 648 1 i 2,620 1,849

524 370

The number of copper mines at work at the end of 1867 amounted to 44. At the same date, the colony had 56 miles of railway open, distributed over two short lines. The total number of passengers conveyed on these lines was 405,502 in 1866, against 402,550 in

1865, and 359,035 in 1864. The railway revenue was 114,131/. in

1866, against 133,280/. in 1865, and 129,246/. in 1864, and the expenditure 103,979/. in 1866, against 114,469/. in 1865, and 99,593/. in 1864.

The grape has been successfully cultivated in South Australia,- 1 and in the year 1867, there were 6,361 acres planted as vineyards.