USGS explanation of caves, subsidence and sinkholes produced by dissolution of highly soluble halite and gypsum.
Category Scientific Salt Research
Featured Articles
How dissolution of older evaporites can create NaCl- and CaSO4-rich brines and feed later mineral precipitation.
A synthesis of the full evaporite-basin lifecycle from restricted seawater inflow through gypsum, halite and potash precipitation to later dissolution and karst.
The development of the thick dolomite, gypsum/anhydrite, halite and potash succession in the southwestern US Permian Basin.
A USGS strontium-isotope test of whether Castile Formation evaporites were derived mainly from seawater or strongly mixed continental waters.
How near-surface evaporation, temperature and brine movement control halite, gypsum and carnallite precipitation in saline systems.
The geochemical logic behind enrichment of K, Mg, Li and other elements in residual brines after halite precipitation.
An explanation of the typical gypsum/anhydrite, halite and sylvite-potash precipitation sequence in marine evaporite systems.
Why thick rock-salt and gypsum successions generally require repeated replenishment rather than a single isolated sea drying once.
How USGS interpretations of Castile and Salado evaporites explain gypsum and halite forming under different hydrologic conditions.
The 2023 reconstruction of seawater strontium from 1,371 fluid inclusions in 131 halite samples.
Testing fluid-inclusion analytical methods with laboratory-grown halite in NaCl-KCl-MgCl2-CaCl2 brine systems.
Who Is Nancy R. Cook? TOHP, Long-Term Sodium Reduction and Cardiovascular Follow-Up Research
Nancy Cook’s role in the Trials of Hypertension Prevention follow-up and long-term sodium-reduction research.
TOHP Long-Term Sodium Reduction Study: 10–15 Years of Cardiovascular Follow-Up
A sourced summary of the 10–15 year follow-up of the TOHP I and II randomized sodium-reduction trials.
Who Is Prof. Feng J. He? Salt, Potassium, Blood Pressure and Global Public Health Research
A sourced profile of Feng J. He’s research on dietary salt, potassium, blood pressure and population-level salt reduction.
Who Is Prof. Graham MacGregor? Salt, Hypertension and Action on Salt Research
Graham MacGregor’s work on salt, blood pressure, food reformulation and Action on Salt.
Feng He and Graham MacGregor’s Salt-Reduction Research: Blood Pressure, Reformulation and Population Policy
A review of He and MacGregor’s randomized-trial synthesis and population-level salt-reduction strategies.
Who Is Prof. Bruce Neal? Salt Substitution, Stroke and Cardiovascular Outcome Research
A profile of Bruce Neal’s cardiovascular research through salt substitution and the Salt Substitute and Stroke Study.
Salt Substitute and Stroke Study 2021: 75% Sodium Chloride, 25% Potassium Chloride and Clinical Outcomes
A sourced summary of the 2021 SSaSS design, salt-substitute composition and stroke/cardiovascular outcomes.
Who Is Andrew Mente? PURE, Sodium, Potassium and Global Nutritional Epidemiology
A profile of Andrew Mente’s PURE research on nutrients, dietary patterns, sodium and cardiovascular outcomes.
PURE 2014 Sodium Study: 101,945 People in 17 Countries, Urinary Sodium and Cardiovascular Events
The 2014 NEJM PURE analysis of estimated urinary sodium/potassium excretion and death or major cardiovascular events.
Who Is Prof. Salim Yusuf? PURE, Global Cardiovascular Epidemiology and Nutrition Research
A sourced profile of Salim Yusuf’s role in PHRI, major international trials and the PURE study.