(1949- ) American Geochemist When a mineral crystallizes, it can trap a minute bubble of fluid, melt, and/or vapor that is present during the crystallization process, whether igneous, metamorphic, or sedimentary during dia-genesis (lithification). This encapsulated bubble is called a fluid inclusion. The fluid within it tells geologists something about the composition of the […]
(1920- ) American Mineralogist For many years, the analysis of minerals was done using a microscope and then wet chemical methods for further resolution if necessary. With the advent of X-ray analysis and spectroscopy, these old optical methods, although still used to give general results and to guide the choice of further analysis, were […]