Calcium carbonate and formic acid chemical reaction occurs as follows:Baltrusaitis, J., Usher, C. and Grassian, V. (2006). "Reactivity of Formic Acid on Calcium Carbonate Single Particle and Single Crystal Surfaces: Effect of Adsorbed Water". Microscopy and Microanalysis (Cambridge University Press) 12(Suppl 2): 796-797.
