What Makes an Ore Deposit

1
What Makes an Ore Deposit
2
Mineralogy

• Ilmenite versus Rutile

3
Grade

• PPM versus

4
Grainsize and Texture

• Grinding

5
Size of the deposit

• Large open pit versus small underground

6
Depth of Deposit

• Amount of Overburden
• Brazil versus MN Iron deposits

7
Location

• Downtown Birmingham vs the Lake District

8
Value of Metal

• Changing market value

9
Possible By Products

• Cu-Ni Mining in MN

10
Environmental Concerns

• Sulfide Mining in Wisconsin