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Tim Holland's software pages

Petrological phase equilibrium computations

Details of the thermodynamic data base and software produced by Tim Holland together with Roger Powell (University of Melbourne, Australia) for calculating phase equilibria and forward-modelling of mineral assemblages and reactions in metamorphic rocks. See the Mainz THERMOCALC pages.


** New (Sept 2014) ** 

Follow the THERMOCALC link here for THERMOCALC 3.6 and datafiles with examples for Holland et al (J Pet 2013) mantle calculations

All software now available in Linux, Mac OS X and Windows versions


 Example: P-X pseudosection, compositions from depleted mantle to MORB


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International team head to Papua New Guinea to measure volcanic carbon degassing

Sep 01, 2016

An international team of scientists is traveling to the islands of Papua New Guinea this September to study degassing from active volcanoes in remote jungles there. Some of these volcanoes are among the most active on Earth, ejecting a significant proportion of global volcanic gases into the atmosphere.

Mistaken Point - Canada's 10th geological World Heritage Site

Aug 02, 2016

The ancient rugged coastline of Mistaken Point on Newfoundland’s Avalon Peninsula face the winds and waves of the Atlantic Ocean. It can be a difficult place to work, but nevertheless it has been a mecca for geologists for over several decades now.

An underestimated Kevan

Jul 21, 2016

Douglas Palmer on the Sedgwick Museum’s giant Pliosaurus cf. kevani in the latest edition of Geoscientist

Oesia – a new tube worm from deep Cambrian times

Jul 21, 2016

Collections up close, Sedgwick Museum of Earth Sciences

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