1) “稀土”是17種元素的總稱。澳大利亞具有經濟價值的稀土儲量僅占全球總量的6%左右,且以輕稀土為主,而美國國防製造所必需的重稀土資源70%以上集中在中國。這種天然優勢使得澳大利亞無法完全替代中國。
2) the 17 mineral are very similar to each other, it is very hard to seperate them.
3)
the following was generated by google search. (heavy rare earth reserve by country)
| Country | Estimated Reserves (million metric tons) |
| China | 44 |
| Vietnam | 22 |
| Brazil | 21 |
| Russia | 21 |
| India | 6.9 |
| Australia | 4.2-5.7 |
| United States | 1.8-2.3 |
| Greenland | 1.5 |
| Tanzania | 0.89 |
| Canada | 0.83 |
| South Africa |
0.79
|