Here is a list of things that Rate-o has reviewed with category Economic geology:

**number of years of iron ore left at current rate of use**,
**number of years of ore left at current rate of use of lead**,
**number of years of ore left at current rate of use**,
**number of years of ore left at current rate of use aluminium**,
**number of years of ore left at current rate of use lead**,
**number of years of ore left at current rate of use iron**,
**number of years of iron ores left at current rate of use**,
**number of years of iron ores left at current rate of use**,
**nickel ore**,
**number of years of aluminum ore left at current rate of use**,
**number of years of aluminium ore left at current rate of use**,
**number of years of aluminium ore left at current rate of use**,
**number of years of ore left at current rate of use of iron**,
**number of years of ore left at current rate of use of aluminium**,
**number of years of ore left at current rate of use of aluminium**