Gordon Williams

Journal Article Environmental Science and Technology Letters · January 13, 2026 Determining the pH of hypersaline wastewater is essential for regulatory compliance and the feasibility of geochemical and treatment processes. Hypersaline solutions have high ionic strength, which introduces deviations among measured proton activity, its ... Full text Cite

Strontium isotopes and Rb/Sr tracers in surface soils for locating subsurface lithium pegmatites

Journal Article Applied Geochemistry · December 1, 2025 Lithium-cesium-tantalum (LCT) pegmatites are a major source of global Li production. They typically occur as dike swarms intruded into metamorphic country rocks. The subsurface locations of these dikes can be difficult to identify from the surface. One com ... Full text Cite

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