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Level 6

III: Formula


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Cu
Hg
NaCl
FeS2
FeS2
Fe3O4
TiO2
CaSO4
~C10H16O·(H2S)
(Mg,Fe)2SiO4
Al2Si2O5(OH)4
Mg3Si4O10(OH)2
Ca2Mg5Si8O22(OH)2
Ca2(Mg,Fe)5Si8O22(OH)2
(Ca,Mg,Fe)3(Al,Fe,Cr)2(SiO4)3