TABLE 1 —Continued500  AUSTRALIA AND OCEANIA MINERALS YEARBOOK—1988

AUSTRALIA: PRODUCTION OF MINERAL COMMODITIES1 
(Metric tons unless otherwise specified) 
Commodity 
1984 
 
1985 
 
1986 
l98?~ 
1988~ 
METALS—Continued 
170,424 
 
211,615 
 
215,774 
246,263 
254,000 
Titanium concentrates, gross weight—Continued 
 
 
 
 
 
 
 
Rutile 
 
 
 
 
 
 
 
Tungsten, mine output, W content 
1 709 
 
1 971 
 
1 600 
1 150 
1,261 
Uranium, mine output, U content 
4,324 
 
3,206 
 
4,154 
3,780 
23532 
Zinc: 
676,532 
 
759,083 
 
71 1 958 
778389 
765,700 
Mine output, Zn content 
 
 
 
 
 
 
 
Metal, smelter: 
301,940 
 
288,686 
 
303,115 
307,575 
2302472 
Primary 
 
 
 
 
 
 
 
Secondarye - 
4,500 
 
4,500 
 
4,500 
4,500 
4,500 
Zirconium concentrates, gross weight 
457,599 
 
501 440 
 
451 824 
456,590 
490,000 
INDUSTRIAL MINERALS 
1 655 
 
972 
 
1 127 
1 036 
1,000 
Abrasives, natural: 
 
 
 
 
 
 
 
Beach pebble 
 
 
 
 
 
 
 
Garnet 
3,287 
 
5,835 
 
9,724 
16,837 
10,000 
Barite 
19,511 
 
22,423 
 
5,819 
10,363 
10,000 
Cement, hydraulic thousand tons 
5,463 
 
5,887 
 
5,928 
5,869 
6,400 
Clays: 
39,1 72 
 
29,070 
 
39,933 
30,392 
35,000 
Benfonite and bentonitic clay 
 
 
 
 
 
 
 
Brick clay and shale3 thousand tons 
r 105242 
 
r 106196 
 
6,918 
106105 
6,000 
Cement clay and shale3 do. 
10385 
 
10419 
 
460 
10450 
450 
Damourite clay 
2,164 
 
1 574 
 
24 
106 
100 
Fireclay31° 
32,686 
 
39,482 
 
30,547 
24,215 
25,000 
Kaolin and ball clay10 
218,885 
 
165,827 
 
187,617 
176,958 
180,000 
Other1° thousand tons 
1 847 
 
1 750 
 
1 746 
71 7 
1,000 
Diamond: 
3,415 
 
4,242 
 
13,145 
13,650 
17,517 
Gem thousand carats 
 
 
 
 
 
 
 
Industrial do. 
2,277 
 
2,828 
 
16,066 
16,683 
17,517 
Total do. 
5,692 
 
7,070 
 
29,211 
30,333 
235,034 
Diatomite 
6,430 
 
7,587 
 
9,048 
13,512 
11,000 
Feldspar including nepheline syenite 
3,898 
 
6,704 
 
1 0,006 
1 1 41 8 
10,500 
Gem stones, other than diamond: e 
$35,358 
 
$32,305 
 
$36,914 
~$62010 
$50,000 
Opal value, thousands 
 
 
 
 
 
 
 
Sapphire do. 
$7,846 
 
$5,342 
 
$8,359 
$13,500 
$15,000 
Other do. 
$3,196 
 
$3,326 
 
$2,316 
$2,500 
$2,500 
Total do. 
$46,400 
 
$40,973 
 
$47,589 
r$78,010 
$67,500 
Gypsum thousand tons 
1 931 
 
1 744 
 
1 671 
1 580 
1,600 
Kyanite 
1 255 
 
~222 
 
768 
r ~65 
500 
Lime3 
1,101,000 
 
1,203,000 
ei 
100,000 
eiiooooo 
1,100,000 
Magnesite 
67,041 
 
57,535 
 
41,441 
53,941 
55,500 
Nitrogen: N content of ammonia 
375,600 
 
404,500 
 
340,000 
413,400 
2385800 
Perlite, crude 
3,708 
 
~2740 
 
3,838 
e3,500 
3,500 
See footnotes at end of tab'e.