Mineral

hkl

d (Å)

2θ

Chimical formula

Calcite

104

3.0360

29.395

Ca(CO₃)

Calcite magnés

104

3.0254

29.500

(Ca_0.97Mg_0.03)(CO₃)

dolomite

104

2.8893

30.815

(Ca Mg)(CO₃)₂

Ankérite

104

2.8890

30.819

Ca (Mg_0.67Fe_0.33)(CO₃)₂