asked the Minister for Energy the total tonnage and value of zinc, lead and copper concentrates exported from this country in each of the last ten years.
Written Answers. - Mineral Exports.
78.
Details of the amount and value of zinc, lead and copper concentrates exported from Ireland in the ten-year period from 1977 to 1986, as stated in the Central Statistics Office publication "Trade Statistics of Ireland" are as follows:
|
Concentrate |
Tonnes |
Value |
|
|
£ |
|||
|
1977 |
Zinc |
210,506 |
20,266,000 |
|
Lead |
71,886 |
9,154,000 |
|
|
Copper |
18,985 |
2,010,000 |
|
|
1978 |
Zinc |
344,426 |
26,672,000 |
|
Lead |
69,175 |
7,770,000 |
|
|
Copper |
25,002 |
2,569,000 |
|
|
1979 |
Zinc |
413,872 |
39,294,000 |
|
Lead |
115,276 |
26,249,000 |
|
|
Copper |
17,703 |
4,092,000 |
|
|
1980 |
Zinc |
462,096 |
39,182,000 |
|
Lead |
110,238 |
20,023,000 |
|
|
Copper |
18,888 |
4,263,000 |
|
|
1981 |
Zinc |
254,132 |
27,732,000 |
|
Lead |
63,779 |
8,665,000 |
|
|
Copper |
17,525 |
3,499,000 |
|
|
1982 |
Zinc |
343,770 |
56,449,000 |
|
Lead |
49,383 |
5,178,000 |
|
|
Copper |
7,430 |
1,173,000 |
|
|
1983 |
Zinc |
356,219 |
64,259,000 |
|
Lead |
59,606 |
6,041,000 |
|
|
Copper |
360 |
38,000 |
|
|
1984 |
Zinc |
403,706 |
102,365,000 |
|
Lead |
61,114 |
7,364,000 |
|
|
Copper |
— |
— |
|
|
1985 |
Zinc |
370,754 |
78,965,000 |
|
Lead |
62,622 |
4,774,000 |
|
|
Copper |
— |
— |
|
|
1986 |
Zinc |
368,974 |
53,940,000 |
|
Lead |
60,400 |
4,301,000 |
|
|
Copper |
— |
— |
Figure for 1987 are not yet available.