JBTC4.3

toc

back to home page

The Use of Minerals

 * Gemstones
 * Metals
 * Other useful minerals

Ores

 * ore
 * chalcopyrite

Prospecting

 * prospector

Mining

 * there are three types
 * strip mines, open pit mines, shaft mines
 * not good for the enviroment

Smelting

 * alloy
 * seperates iron metal from hematite