A USGS strontium-isotope test of whether Castile Formation evaporites were derived mainly from seawater or strongly mixed continental waters.
Category Rock Salt Chemistry
Featured Articles
The geochemical logic behind enrichment of K, Mg, Li and other elements in residual brines after halite precipitation.
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.
An explanation of the typical gypsum/anhydrite, halite and sylvite-potash precipitation sequence in marine evaporite systems.
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.
A synthesis of modern, Silurian, Permian, Cretaceous and Neoproterozoic halite studies explaining why halite is a powerful archive of paleoseawater chemistry.
The analytical, provenance-validation and thermodynamic back-calculation steps used to reconstruct paleoseawater from halite fluid inclusions.
The Brennan and Lowenstein 2002 reconstruction of Silurian seawater from 100 inclusions in Michigan and Canning Basin halites.
The 2005 Lowenstein study reconstructing Permian seawater major-ion chemistry from halite fluid inclusions.
Twenty-Five Elements and Minerals Measured in Pink Salt: Nutrient and Non-Nutrient Components
The research framework for 25 nutrient and non-nutrient elements measured in solid pink-salt samples in 2020.
Is Pink Salt Colour Related to Mineral Composition? Evidence from the 2020 Australian Study
Statistical relationships between mineral levels and colour intensity in light, medium and dark pink salts.
Lead in Pink Salt: One Sample Above the Limit in the 31-Sample Study
The context of a lead result above the Australian maximum contaminant level in one pink-salt sample.
How Was Pink Salt Analysed in the Laboratory? Mass-Spectrometry Scanning of Solid Samples
An explanation of the solid-sample mass-spectrometry approach used to measure 25 components in the 2020 study.
Who Is Dr Flavia Fayet-Moore? Pink Salt Mineral Analysis and Nutrition Research
A sourced profile of Flavia Fayet-Moore’s role in the 2020 study of pink-salt mineral composition.
How Do Halite Fluid Inclusions Record Ancient Seawater? The 2001 Lowenstein Study
The 2001 study testing how faithfully fluid inclusions in modern marine halite preserve seawater chemistry.
550 Million Years of Seawater Strontium: Lowenstein Team’s Study of 1,371 Halite Fluid Inclusions
The 2023 reconstruction of 550 million years of seawater strontium using 1,371 fluid inclusions in 131 halite samples.
Steinhauser, Sterba, Poljanc, Bichler and Buchtela: The Rock-Salt Trace-Element Research Team
The five authors of the 2006 study of 18 rock-salt samples and the laboratory framework of their research.
Georg Steinhauser and the 18-Sample Rock Salt Study: Trace Elements and Solubility in an Acid Medium
The 2006 Steinhauser et al. study of trace elements and acid-medium solubility in 18 rock-salt samples from six countries using neutron activation analysis.