AG
AS
AU
BA
BE
BI
CE
CO
COAL
COKE
CR
CRYOLITE
CU
DIAMONDS
FE
FLUORITE
GAS
GEMSTONES
GRAPHITE
GYPSUM
MN
MO
NB
NI
OIL
P
PB
PD
PT
SE
TA
TH
TI
U
W
ZN
ZR