塔斯马尼亚岛位于澳大利亚南端,面积与我国台湾省相仿.这里的锡矿资源约占澳大利亚的十分之二.据统计,截至1978年,该岛已产锡近22万吨. 这里的锡矿类型,一是锡石-黝锡矿-磁黄铁矿透镜体;二是花岗岩类穹窿上围岩中之石英-黑钨矿±锡石脉,这类相对地是小矿,最大的 Tasmania is located in the southern tip of Australia and has an area similar to that of Taiwan Province of China, where tin resources account for about two-tenths of Australia’s total. According to statistics, as of 1978, the island has produced nearly 220,000 tons of tin Tin type, one is cassiterite-stannite-pyrrhotic lens body; the other is quartz in quartzite-wolframite ± sapphire vein in granite domes, which are relatively small mines and the largest