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Petrology – Geoscience Archive | Geologynet


Petrology – Geoscience Archive

Mineralogy and petrology shareware from Geologynet.com

Ax

Program to calculate activities for mineral endmembers. Part of Tim Holland’s suite of petrology/mineralogy tools.

? Updated — old Cambridge ESC research-groups URL path is invalid. Updated to current directory page. Downloads available from hpxeosandthermocalc.org.
Tim Holland’s Cambridge Page
HPx-eos & THERMOCALC (downloads)

CIPW Norm Calculation

CIPW norm calculation for Excel spreadsheet — calculates the standard normative mineralogy from a whole rock analysis.

? Live
Download (.xls)

Crystal Sleuth

Raman and XRD search software — RRUFF Project. Search and match mineral spectra against the RRUFF database.

? Live
Web Links

GCD Kit

Geochemistry Data Package for Petrology.

? Updated — Glasgow-hosted URL (gla.ac.uk/gcdkit/) is no longer the primary home. Canonical URL is now gcdkit.org (confirmed live).
Web Links

HBPl

Program to calculate temperatures for hornblende-plagioclase assemblages. Part of Tim Holland’s software suite.

? Updated — same old Cambridge ESC URL; updated to current page.
Tim Holland’s Cambridge Page
HPx-eos & THERMOCALC (downloads)

Ilmat (Microsoft Excel)

Geo-thermo-barometry worksheet for simultaneous calculations of P-T conditions from Fe-Ti oxide analyses.

? Live
Download (.exe)
Contact: Le****@******************su.ca (Queen’s University — may be outdated)

Mineral Recalculation Software (Open University)

Excel spreadsheets to calculate mineral formulas from electron microprobe data. By A.G. Tindle, Open University.

? Live
Web Links

Mineral Recalculation Software (Generic)

Generic Excel spreadsheet to calculate mineral formulas from probe data.

? Live
Download (.xls)

Modes

A shareware Windows program for calculating mineral modes from whole rock chemical analysis.

? Old Edinburgh URL (glg.ed.ac.uk) no longer exists. Department moved to geosciences.ed.ac.uk. Staff page for C.E. Firth not findable. Linked to Wayback Machine archive.
Archived Page
Edinburgh GeoSciences (current)

Petrograph

Igneous Petrology Software — plots and analyses igneous geochemical data.

? Live
Web Links

PyMca

XRF Fundamental Parameters software — X-ray fluorescence data analysis.

? Live
Web Links

Pulse Recorder and Analyzer (PRA)

Sound Card MCA and Counting Software — radiation spectroscopy using a PC sound card.

? Live
Web Links

Sedimentary Symbol Chart

Chart of Sedimentary Symbols for Core Descriptions.

? Live
View Chart

Theramino

Sound Card MCA Software — radiation measurement and spectroscopy using a PC sound card.

? Live
Web Links

Thermocalc

Program to perform thermodynamic calculations on phase diagrams and mineral assemblages. Written by Roger Powell; thermodynamic dataset by Holland & Powell. The canonical resource for pseudosection modelling of metamorphic rocks.

? Updated — metamorph.geo.uni-mainz.de timed out. Thermocalc has a new official home at hpxeosandthermocalc.org. The Mainz site is an older mirror.
Web Links (official)
Getting Started

Tim Holland’s Software for Mineralogy/Petrology

Suite including Ax (mineral endmember activities), HBPl (hornblende-plagioclase thermometry) and thermodynamic dataset tools.

? Updated — old Cambridge ESC research-groups URL path is invalid. Updated to current directory and HPx-eos download site.
Cambridge Directory Page
HPx-eos & THERMOCALC

Virtual Petrographic Microscope

Macquarie University thin section image viewer — free standalone Windows/Mac software for rock thin-section analysis.

? Live
Web Links

The WinRock Wizard

A wizard and teaching aid for classifying most rocktypes. From Geologynet — R.A. Kanen.

? Live
Web Links

Source: Petrology – Geoscience Archive from Geologynet.com

Link audit performed May 2026. 4 links repaired (Thermocalc ? new official site; Tim Holland/Ax/HBPl ? updated Cambridge URL; Modes Edinburgh ? archived; GCD Kit ? canonical gcdkit.org). All other links confirmed live.

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