|
| |
Transition Metals
|
Metal
|
Symbol
|
Source
|
Uses
|
|
chromium
|
Cr
|
chromite,
FeCrO4
|
stainless
steel, nichrome, plating
|
|
cobalt
|
Co
|
cobaltite,
CoAsS
|
alnico
magnets
|
|
copper
|
Cu
|
chalcopyrite,
CuFeS2
|
electric
wires, water pipes, coins
|
|
gold
|
Au
|
elemental
state
|
computer
chips, jewelry, plating
|
|
iron
|
Fe
|
hematite,
Fe2O3
|
steels,
cast iron
|
|
manganese
|
Mn
|
pyrolusite,
MnO2
|
manganese
steel, alloys
|
|
nickel
|
Ni
|
pentlandite,
NiS
|
alnico
magnets, steel, catalyst
|
|
platinum
|
Pt
|
elemental
state
|
surgical
tools, catalyst, jewelry
|
|
silver
|
Ag
|
argentite,
Ag2S
|
mirrors,
coins, tableware, jewelry
|
|
titanium
|
Ti
|
rutile,
TiO2
|
aircraft,
spacecraft, missiles
|
|
tungsten
|
W
|
wolframite
FeWO4
|
tungsten
steel, light bulb filaments
|
|
