Rare Earth Elements (REE) The rare earth elements (REE) are the most useful of all trace elements, with significant applications
Archives: Geology
Isotope Thermometry
Oxygen Isotope Thermometry One of the first applications of the study of oxygen isotopes to geological problems was geothermometry. Urey
Sulphur Isotopes Geochemistry
Sulphur Isotopes There are four stable isotopes of sulphur: The ratio between the two most abundant isotopes, 34S/32S, is essential
Carbon Isotope Fractionation and Distribution in Nature
Carbon Isotopes Carbon has two stable isotopes with the following abundances: Measurements are made relative to a standard belemnite sample
Hydrogen Isotopes: Measurement, Variations, and Applications in Geological Studies
Hydrogen Isotopes There are two naturally occurring stable isotopes of hydrogen, which occur in the following proportions: Hydrogen isotopes show
Oxygen Isotopes and variations of delta 18 O in nature
What are the stable isotopes of oxygen and their abundances? There are three stable isotopes of oxygen which have the
Physical and Chemical Controls on Stable Isotope Fractionation
Understanding the physical and chemical controls on stable isotope fractionation is vital to a correct interpretation of measured stable isotope
Isotope Fractionation and Mathematical Approximations Used in Isotope Fractionation
What is Isotope Fractionation? Isotope fractionation is the process by which stable isotopes are separated based on their mass rather
