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LABORATORY EQUIPMENT AND SUPPLIES
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aluminum analysis curve analysis line anhydrite assemblage background barium boron calcium cent concentration cent element cent transmission data cent transmission values chromium Cochran Counties constant contamination copper corre correlation plates correlative features data sheet densitometry density developed dolomite drilling drilling muds electric electrode ements error evaporite excitation feet film calibration curve film number galvanometer graph graphical graphite HOCKLEY COUNTY hyperbola inch indicated intensity ratio internal standard iron lations linear lithologio logs lithology logarithmic magnesium Manganese method microhenries milligrams oould optical particles phasing of sample plotted portion present radioactivity relative intensity curves reproducibility sample interval sample preparation San Andres scale sediments shale shown Silicon slit sodium spark spec spectral lines Spectrochemical spectrographic analysis spectrographic strip logs standard deviation standardisation straight line strata stratigraphic strip log correlations strontium suitable thesis thirteen elements Titanium trograph variation wavelength