References for Heat Capacity Data of Mineral Impurities. Appendix 3

References for heat capacity data of mineral impurities. – Appendix 3.

Table A-3. References for Cp data of mineral impurities, used for the calculations of Cp of the studied clay minerals.

Mineral References for Cp data T range Quartz Richet et al. (1982) 50 K -310 K Goethite Majzlan et al. (2003) 0.4 K – 310 K Microcline Openshaw et al. (1976) 5 K – 310 K Boehmite Hemingway et al. (1991) 5 K – 310 K Diaspore Perkins et al. (1979) 5 K – 310 K Rutile Shomate (1947) 52 K – 298 K Robie and Hemingway 298.15 K – 310 K (1995) Anatase Shomate (1947) 52 K – 298 K Robie and Hemingway 298.15 K – 310 K (1995) Hydroxyapatite Egan et al. (1951) 5 K – 310 K

References

Egan, E.P, Wakefield, Z.T., and Elmore, K.L. (1951) Low-temperature heat capacity and

entropy of hydroxyapatite. American Chemical Society Journal, 72, 5579-5580.

Hemingway, B.S., Robie, R.A., and Apps, J.A. (1991) Revised values for the thermodynamic

properties of boehmite, AlO(OH), and related species and phases in the system AIH-

O. American Mineralogist, 76, 445-457.

Majzlan, J., Lang, B.E., Stevens, R., Navrotsky, A., Woodfield, B.F., and Boerio-Goates, J.

(2003) Thermodynamics of Fe oxides: Part I. Entropy at standard temperature and

pressure and heat capacity of goethite (-FeOOH), lepidocrocite (-FeOOH), and

maghemite (-Fe2O3). American Mineralogist, 88, 846-854.

Openshaw, R. E., Hemingway, B. S., Robie, R. A., Waldbaum, D. R., and Krupka, K. M.

(1976) The heat capacities at low temperatures and entropies at 298.15 K of low albite, analbite, microcline, and high sanidine. U.S. Geological Survey Joumal of Research. 4.

195-204.

Perkins D III, Essene EJ, Westrum EF Jr, Wall VJ (1979) New thermodynamic data for diaspore and their application to the system Al2O3-SiO2-H2O. Am Mineral 64:1080–1090.

Richet, P., Bottinga, Y., Denielou, L., Petitet, J.P., and Tequi, C. (1982) Thermodynamic

properties of quartz, cristobalite and amorphous SiO2: drop calorimetry measurements

between 1000 and 1800 K and a review from 0 to 2000 K. Geochimica et

Cosmochimica Acta, 46, 2639-2658.

Robie, R.A. and Hemingway, B.S. (1995) Thermodynamic properties of minerals and related

substances at 298.15 K and 1 Bar (105 Pascals) pressure and at higher temperatures. U.S.

Geological Survey Bulletin 2131.

Shomate, C.H. (1947) Heat capacities at low temperatures of titanium dioxide (rutile and

anatase). America Chemical Society Journal, 69, 218-219.