Match the following minerals with their corresponding chemical formulas:
Column I:
i. Fluorospar
ii. Cryolite
iii. Bauxite
iv. Dolomite
Column II:
i. Al2O3.H2O
ii. CaF2
iii. MgCO3.CaCO3
iv. Na3[AlF6]
Please provide the matching numbers for each mineral and its chemical formula.