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Rare Earth Elements (REE)

Rare Earth Elements (REE)

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Rare Earth Elements (REE) The rare earth elements (REE) are the most useful of all trace elements, with significant applications in igneous, sedimentary, and metamorphic petrology. The REE comprise the series of metals with atomic… Rare Earth Elements (REE)

Sulphur Isotopes

Sulphur Isotopes Geochemistry

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Sulphur Isotopes There are four stable isotopes of sulphur: The ratio between the two most abundant isotopes, 34S/32S, is essential in geochemistry. It is expressed in parts per thousand relative to the troilite (FeS) reference… Sulphur Isotopes Geochemistry