# Practical Aspects of Mineral Thermobarometry

## THERMOCALC Bibliography

These references are arranged in date order, most recent first. Remember that earlier papers will relate to older data-sets and versions of the program.

#### About THERMOCALC: the method and program

Powell, R., Holland, T. and Worley, B. (1998). Calculating phase diagrams involving solid solutions via non-linear equations, with examples using THERMOCALC. Journal of Metamorphic Geology, 16, 577-588.

Powell, R. and Holland, T. (1994). Optimal geothermometry and geobarometry. American Mineralogist, 79, 120-133.

Powell, R. and Holland, T. J. B. (1988). An internally consistent dataset with uncertainties and correlations; 3, Applications to geobarometry, worked examples and a computer program. Journal of Metamorphic Geology, 6, 173-204.

#### Derivation of the data-set

Holland, T. J. B. and Powell, R. (1998). An internally consistent thermodynamic data set for phases of petrological interest. Journal of Metamorphic Geology, 16, 309-343.

Powell, R. and Holland, T. (1993). The applicability of least squares in the extraction of thermodynamic data from experimentally bracketed mineral equilibria. American Mineralogist, 78, 107-112.

Holland, T. J. B. and Powell, R. (1990). An enlarged and updated internally consistent thermodynamic dataset with uncertainties and correlations; the system K2O-Na2O-CaO-MgO-MnO-FeO-Fe2O3-Al2O3-TiO2-SiO2-C-H2-O2. Journal of Metamorphic Geology, 8, 89-124.

Holland, T. J. B. and Powell, R. (1985). An internally consistent thermodynamic dataset with uncertainties and correlations; 2, Data and results. Journal of Metamorphic Geology, 3, 343-370.

Powell, R. and Holland, T. J. B. (1985). An internally consistent thermodynamic dataset with uncertainties and correlations; I, Methods and a worked example. Journal of Metamorphic Geology, 3, 327-342.

#### Activity-composition relations

Powell, R. and Holland, T. J. B. (1999). Relating formulations of the thermodynamics of mineral solid solutions; activity modeling of pyroxenes, amphiboles, and micas. American Mineralogist. 84 (1-2), 1-14.

Holland, T., Baker, J. and Powell, R. (1998). Mixing properties and activity-composition and relationships of chlorites in the system MgO-FeO-Al2O3-SiO2-H2O. European Journal of Mineralogy, 10, 395-406.

Holland, T. and Powell, R. (1996). Thermodynamics of order-disorder in minerals; I, Symmetric formalism applied to minerals of fixed composition. American Mineralogist, 81, 1413-1424.

Holland, T. and Powell, R. (1996). Thermodynamics of order-disorder in minerals; II, Symmetric formalism applied to solid solutions. American Mineralogist, 81, 1425-1437.

Powell, R. and Holland, T. (1993). On the formulation of simple mixing models for complex phases. American Mineralogist, 78, 1174-1180.

Holland, T. and Powell, R. (1992). Plagioclase feldspars; activity-composition relations based upon Darken's quadratic formalism and Landau theory. American Mineralogist, 77, 53-61.

#### THERMOCALC applications to specific systems

White, R.W., Powell, R. and Clarke, G.L. (2002). The interpretation of reaction textures in Fe-rich metapelitic granulites of the Musgrave Block, central Australia; constraints from mineral equilibria calculations in the system K2O-FeO-MgO-Al2O3-SiO2-H2O-TiO2-Fe2O3. Journal of Metamorphic Geology, 20 (1), 41-55.

Holland, T. and Powell, R. (2001). Calculation of phase relations involving haplogranitic melts using an internally consistent thermodynamic dataset. Journal of Petrology. 42 (4), 673-683.

White, R.W., Powell, R. and Holland, T.J.B. (2001). Calculation of partial melting equilibria in the system Na2O-CaO-K2O-FeO-MgO-Al2O3-SiO2-H2O (NCKFMASH). Journal of Metamorphic Geology, 19 (2), 139-153.

Dale, J., Holland, T. and Powell, R. (2000). Hornblende-garnet-plagioclase thermobarometry; a natural assemblage calibration of the thermodynamics of hornblende. Contributions to Mineralogy and Petrology, 140 (3), 353-362

White, R.W., Powell, R., Holland, T.J.B. and Worley, B.A. (2000). The effect of TiO2 and Fe2O3 on metapelitic assemblages at greenschist and amphibolite facies conditions; mineral equilibria calculations in the system K2O-FeO-MgO-Al2O3-SiO2-H2-Fe2O3. Journal of Metamorphic Geology, 18 (5), 497-511.

Arnold, J., Powell, R. and Sandiford, M. (2000). Amphibolites with staurolite and other aluminous minerals; calculated mineral equilibria in NCFMASH. Journal of Metamorphic Geology, 18 (1), 23-40.

Carson, C.J., Powell, R. and Clarke, G.L. (1999). Calculated mineral equilibria for eclogites in CaO-Na2O-FeO-MgO-Al2O3-SiO2-H2O; application to the Pouebo Terrane, Pam Peninsula, New Caledonia. Journal of Metamorphic Geology, 17 (1), 9-24.

Worley, B and Powell, R (1998). Singularities in NCKFMASH (Na2O-CaO-K2O-FeO-MgO-Al2O3-SiO2-H2O). Journal of Metamorphic Geology, 16 (2), 169-188.

Mahar, E. M., Baker, J. M., Powell, R., Holland, T. J. B. and Howell, N. (1997). The effect of Mn on mineral stability in metapelites. Journal of Metamorphic Geology, 15, 223-238.

Stuewe, K. and Powell, R. (1995). PT paths from modal proportions; application to the Koralm Complex, Eastern Alps. Contributions to Mineralogy and Petrology, 119, 83-93.

Baker, J., Holland, T. J. B. and Powell, R. (1994). The effect of Tschermak's substitution on assemblages in aluminous dolomites. Contributions to Mineralogy and Petrology, 118, 48-59.

Xu, G., Will, T. M. and Powell, R. (1994). A calculated petrogenetic grid for the system K2O-FeO-MgO-Al2O3-SiO2-H2O, with particular reference to contact-metamorphosed pelites. Journal of Metamorphic Geology, 12, 99-119.

Will, T. M. and Powell, R. (1992). Activity-composition relationships in multicomponent amphiboles; an application of Darken's quadratic formalism. American Mineralogist, 77, 954-966.

Powell, R., Will, T. M. and Phillips, G. N. (1991). Metamorphism in Archaean greenstone belts; calculated fluid compositions and implications for gold mineralization. Journal of Metamorphic Geology, 9, 141-150.

Baker, J., Holland, T. and Powell, R. (1991). Isograds in internally buffered systems without solid solutions; principles and examples. Contributions to Mineralogy and Petrology, 106, 170-182.

Powell, R. and Holland, T. (1990). Calculated mineral equilibria in the pelite system, KFMASH (K2O-FeO-MgO-Al2O3-SiO2-H2O). American Mineralogist, 75, 367-380.

Will, T. M., Powell, R. and Holland, T. J. B. (1990). A calculated petrogenetic grid for ultramafic rocks in the system CaO-FeO-MgO-Al2O3-SiO2-CO2-H2O at low pressures. Contributions to Mineralogy and Petrology, 105, 347-358.

Will, T. M., Powell, R., Holland, T. and Guiraud, M. (1990). Calculated greenschist facies mineral equilibria in the system CaO-FeO-MgO-Al2O3-SiO2-CO2-H2O. Contributions to Mineralogy and Petrology, 104, 353-368.

Guiraud, M., Holland, T. and Powell, R. (1990). Calculated mineral equilibria in the greenschist-blueschist-eclogite facies in Na2O-FeO-MgO-Al2O3-SiO2-H2O; methods, results and geological applications. Contributions to Mineralogy and Petrology, 104, 85-98.

#### Other relevant literature

Worley, B and Powell, R (2000). High-precision relative thermobarometry; theory and a worked example. Journal of Metamorphic Geology, 18 (1), 91-101.

Powell, R. and Guiraud, M. (1999). Can a reaction be written between a set of minerals within error? Journal of Metamorphic Geology, 17 (1), 1-8.

Kriegsman, L. M. (1996). Divariant and trivariant reaction line slopes in FMAS and CFMAS; theory and applications. Contributions to Mineralogy and Petrology, 126, 38-50.

Zhou, T., Dong, G. and Phillips, G. N. (1994). Chemographic analysis of assemblages involving pyrophyllite, chloritoid, chlorite, kaolinite, kyanite, quartz; application to metapelites in the Witwatersrand goldfields, South Africa. Journal of Metamorphic Geology, 12, 655-666.

This page last modified 12 October 2004