A Review of the Commercial Uses of Sulphate Minerals from the Titanium Dioxide Pigment Industry: The Case of Huelva (Spain)

This research was partially supported by the Spanish Government Department of Science and Technology (MINECO) through the project "Fluxes of Radionuclides Emitted by the Phosphogypsum Piles Located at Huelva; Assessment of the Dispersion, Radiological Risks and Remediation Proposals" (Ref. CTM, 2015-68628-R)), the Regional Government of Andalusia project called "Basic processes regulating the fractionations and enrichments of natural radionuclides under acid mine drainage conditions" (Ref.: UHU-1255876), and the University of Cadiz project called "New methodogy of radioisotope isolation with environmental interest for its measurement by alpha spectrometry" (Ref: PR2019-024). Document