Minerals

Part I of Essay
Mining is one of the largest commercial jobs. The word mining doesn’t sound very important to ordinary peoples who doesn’t know geology. After I read this book, I knew our culture need industrial more than they need anything else except food, but even food co ....

Part II of Essay
.... economics of a mine depends upon ore reserves, grade, type of ore, and the location. In order to mine, many months and millions of dollars have to spend in construction. There are only a few mines are discovered in convenient places, this costs a lot on transportation and labor on such an atmosphere. Construction includes food, health, accommodation and recreation facilities for the hundreds of working man. Water, power, communication, equipment, etc… So in a construction site is almost the same as a little empire. In able to build ....