Dolomite is a bicarbonate of _________ and ___________ A. Magnesium

dolomite-is-a-bicarbonate-of-and-a-magnesium

Dolomite is a bicarbonate of _________ and ___________

A. Magnesium and aluminium

B. Calcium and aluminium

C. Magnesium and calcium

D. Sodium and aluminium

This question was posed to me in examination.

I want to ask this question from Stones topic in chapter Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials

Right option is C. Magnesium and calcium

The best I can explain: Dolomite is a bicarbonate of magnesium and calcium. It is available in different shades and is insoluble in ordinary water.