据澳大利亚资源科学局最近公布的最新统计数据，1997年，澳矿砂（钛铁矿、金红石、诸土）探明经济储量大幅度增加，其产量和出口五均居世界之首．1997年汉钛矿、金红石、铝土这三种矿的产量分别为223万t，22．6万t，42．4万t，各占世界总产量的45o／o58o／‘49％．后两种产品有 According to the latest statistics released by the Australian Bureau of Natural Resources and Resources, in 1997, Australia’s mineral deposits (ilmenite, rutile, and soils) proved a substantial increase in economic reserves, ranking the first in the world in both output and exports. In 1997, the production of three types of hides, rutile and bauxite were 2.23 million tons, 226,000 tons and 424,000 tons respectively, accounting for 45o / o58o / ’49% of the world total. The last two products have