Mining
Mining
Skill 0
iron
Skill 5
copper
Skill 15
tin
Skill 30
zinc
Skill 35
lead
Skill 50
silver
Skill 60
gold
chlorite
Skill 70
gorinite
hieronite
Skill 80
sangvine
Skill 88
arite
Skill 95
mithrill
Slitiny
+ = 
Copper + tin = bronze
+ = 
Copper + zinc = brass
+ + =
Chlorite + hieronite + zinc = Hardgold