Geochemistry. William M. White

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      4 Chapter 4Figure 4.1 Exsolution lamellae of Na-rich feldspar (albite) from a K-rich (o...Figure 4.2 Alkali feldspar solid solution computed at 600°C and 200 MPa (2 k...Figure 4.3 ΔG _real of alkali feldspar solution computed for a series of tempe...Figure 4.4 ΔG surface for the alkali feldspar solid solution as a function o...Figure 4.5 Activity and activity cofficient of albite in alkali feldspar sol...Figure 4.6 (a) Schematic isothermal, isobaric G–X plot for a real solution s...Figure 4.7 A small portion of a

Figure 4.11

−X diagram for a two-component system exhibiting complete solut...

Figure 4.12 Plot of molar free energy vs. composition (

–X₂) for two-phase d...

Figure 4.14

–X diagrams and a T–X phase diagram for the plagioclase–l...

      5 Chapter 5Figure 5.1 A nitrogen atom approaching an oxygen molecule must have enough k...Figure 5.2 A nitrogen atom will sweep out a volume V = vπ(r _N + r _O )²Figure 5.3 (a) Relative change in the reaction rate as a function of activat...Figure 5.4 Progress in the reaction CO_2(aq) + H₂O → H₂CO₃ with time, as meas...Figure 5.5 Structure of L-isoleucine and D-alloisoleucine. Solid...Figure 5.6 The relationship between enthalpy of reaction and the barrier ene...Figure 5.7 Comparison of observed and predicted rates of the aragonite ⇋ cal...Figure 5.8 Log of the rate constant vs. inverse of temperature for a variety...Figure 5.9 Relative volume of dolomite as a function of time predicted at 62...Figure 5.10 A volume of dimension dx with fluxes through the planes at x and...Figure 5.11 Three possible concentration gradients. In (a), ∂ ² c/∂x...Figure 5.12 Concentration profiles at three different times resulting from o...Figure 5.13 An extended initial distribution can be thought of as consisting...Figure 5.14 Distribution of a diffusing species initially confined to −∞ < xFigure 5.15 A zoned plagioclase crystal in a lava from the Azores viewed wit...Figure 5.16 Distribution of Ni in a spherical olivine grain with an initial ...Figure 5.17 Change in the bulk concentration of Sr in a 2 mm diameter calcit...Figure 5.18 Electron microprobe traverses across the contact of basaltic liq...Figure 5.19 Four types of diffusion mechanisms in solids. After Henderson (1...Figure 5.20 Schematic plot of log diffusion rate against inverse of temperat...Figure 5.21 Schematic plot of log diffusion rate against inverse of temperat...Figure 5.22 On a microscopic scale, the surface of a mineral exhibits a numb...Figure 5.23 Free energy as a function of crystal radius for small crystals f...Figure 5.24 Calculated nucleation rate of diopside in diopside melt as a fun...Figure 5.25 Photomicrograph of an intergrowth of clinopyroxene and plagiocla...Figure 5.26 Illustration of the balance of forces as a spherical crystal or ...Figure 5.27 Variation of Sr and Rb concentrations from a plagioclase–liquid ...Figure 5.28 Left: Photomicrograph of a fossiliferous limestone from Texas (L...Figure 5.29 a. Distribution of grain sizes normalized to mean grain diameter...Figure 5.30 Variation of adsorption density of Sr on FeOH as a function of S...Figure 5.31 Oxygenation of vanadyl at pH 4 and PO₂ = 1 atm in experiments of...Figure 5.32 Mechanism of oxygenation of surface-bound vanadyl. In step (1) v...Figure 5.33 Cartoon of proton-promoted dissolution of an oxide such as quart...Figure 5.34 Log of the rate of Al₂O₃ dissolution plotted against the log of ...Figure СКАЧАТЬ