Synthesis of high surface area CaSO4·0.5H2O nanorods using calcium ethoxide as precursor.

We acknowledge financial support by the Spanish Government (grant RTI2018-099565-B-I00), Junta de Andaluci ' a (Research Group RNM-179) and University of Granada, UGR (Research Excellence Unit UCE-PP2016-05 ``Carbonates''). We also thank the personnel of the Centro de Instrumentacio ' n Cienti ' fica, UGR, for their help during TEM and TG/DSC analyses. MBR acknowledges a doctoral research contract funded by the Spanish Government (PRE2019-090256).