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Optical and geochemical characterization of Upper Sinemurian (Lower Jurassic) fossil wood from the Lusitanian Basin (Portugal)
fossil wood carbon and nitrogen stable isotopes Sinemurian Lusitanian Basin Portugal
2017/4/11
It is hypothesized that carbon and nitrogen isotopic compositions (δ13C and δ15N) of fossil wood fragments will
provide useful information regarding conditions prior, during, and after deposition. El...
CLINOAMPHIBOLE REGRESSION STUDIES. I. REGRESSIONS OF OPTICAL PROPERTIES AND DENSITY ON COMPOSITION
CLINOAMPHIBOLE REGRESSION STUDIES REGRESSIONS OPTICAL PROPERTIES DENSITY ON COMPOSITION
2014/4/8
Linear regression coefficients for five physical properties (refractive indices nx, ny, n,; extinction angle Z/e; and densityG) on 24 variables of chemical composition (K,Na,Ca)w(K,Na,Ca,Mn,Fe2+,Mg)2(...