Compound Name

Chemical Formula

Quartz

SiO₂

Calcite

CaCO₃

Gypsum

CaSO₄(H₂O)₂

Ilmenite, syn

(Fe_0.895Ti_0.105)(Fe_0.505Ti_0.495)O₃

Albite

(Na_0.98Ca_0.02)(Al_1.02Si_2.98O₈)