DJW Home

mineral photo

   P-T Home

Main Sections

1. Microprobe analyses

2. Mineral groups

3. Solid solutions

4. Thermobarometers

5. Uncertainties

6. P-T calculations

7. Phase diagrams

8. THERMOCALC tips

THERMOCALC Stuff

Docs and downloads

Activity coding

Applications

Bibliography

Bugs and quirks

Bulk compositions

Modal proportions

Spreadsheet tools

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.

^ Top


This page last modified 12 October 2004