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Publications
Botha, P. W. S. K., and H. Horsch (2018). Augmenting Automated SEM-EDS Phase Classification using High-Dimensional Data Projection and Cluster Analysis Methods. Process Mineralogy, Nov 2018, Cape Town, South Africa.

A.R Butcher, G. Rollinson, P.W.S.K. Botha and N. Cook (2018). A new discovery deserves a new approach - multi-technique geometallurgical characterization of the recently discovered Palokas Prospect cobalt (gold) mineralization, Northern Finland. Hi-Tech Metals, Nov 2018, Cape Town, South Africa.

Botha, P. W. S. K., and A. P. Sheppard (2016). Mapping permeability in low-resolution micro-CT images: A multi-scale statistical approach, Water Resources Research, doi:10.1002/2015WR018454.

Botha, P. W. S. K., A. Golab, Bhattad, C. Goodwin, and A. P. Sheppard (2014). Multi-Scale Imaging and Cross-Property Correlations in Heterogenous Sandstone, International Symposium of the Society of Core Analysts, Avignon, France.

Alexandra Golab, Colin R. Ward, Asep Permana, Paul Lennox, Pieter Botha (2013). High-resolution three-dimensional imaging of coal using microfocus X-ray computed tomography, with special reference to modes of mineral occurrence. International Journal of Coal Geology, 103, 97-108.

Brearley AJ, Botha PWSK and Butcher AR (2012). Determination of the modal mineralogy of CM carbonaceous chondrites using QEMSCAN: constraints on progressive asteroidal aqueous alteration. GSA Rocky Mountain Section - 64th Annual Meeting, 9–11 May 2012. GSA Abstract No: 203586, Abstracts with Programs Vol. 44, No. 6.

David Haberlah, PWSK Botha, and Mike Garrick (2012). Advanced mudlogging services. Dew Journal, July

Haberlah D, Botha PWSK, Dobrzinski N, Butcher AR, Kaldi JG (2011). Petrological reconstruction of the subsurface based on PDC drill cuttings: an advanced rock typing approach. In: Broekmans, M.A.T.M. (editor) 10th ICAM Proceedings. 10th International Congress for Applied Mineralogy, 1-5 August 2011, Trondheim, Norway, 275-283.

Haberlah D, Gottlieb P, Botha PWSK, Butcher AR (2011). Recent advances in the textural quantification of commercially important clay minerals in subsurface applications. In: Kadir, S., Türkmenoğlu, A.G. (eds) Book of abstracts. European Clay Conference – EUROCLAY 2011, 26 June-1 July 2011, Antalya, Turkey, 89-90

Haberlah D, Strong C, Pirrie D, Rollinson GK, Gottlieb P, Botha PWSK, Butcher AR (2011). Automated Petrography applications in Quaternary Science. Quaternary Australasia, 28 (2), p 3-12.

Knackstedt M, Shrestha P, Jaime P, Golab A, Botha PWSK, Butcher AR, and Ayala J (2011). 4D Characterization of Mineralogy, Texture, and Engineering Properties – Applications to the Mining and Petroleum Industry. CIMM, Montreal.

Haberlah D, Gottlieb P, Botha PWSK, Butcher AR (2011). Recent advances in the textural quantification of commercially important clay minerals in subsurface applications. In: Kadir S, Türkmenoğlu, AG (Eds) Book of abstracts. European Clay Conference – EUROCLAY 2011 Turkey, 26 June-1 July 2011, Antalya, Turkey, p. 89-90.

Haberlah D, Botha PWSK, Cinar Y, Dobrzinski N, Brugger J, Dance T, Butcher AR, and Kaldi J (2010) Quantifying the impact of CO2 injection on pore-level characteristics of a deep saline aquifer formation. AAPG 2010.

Butcher A, and Botha PWSK (2010). Automated Mineralogy Derives Key Characteristics Directly From Reservoir Rock. Oil and Gas Reporter, Jan 2010.

Lemmens HJ, Butcher AR, Botha PWSK (2010). FIB/SEM and Automated Mineralogy for Core and Cuttings Analysis. SPE Russian Oil and Gas Technical Conference and Exhibition, 26-28 October 2010, Moscow, Russia, SCA Paper SPE-136327.

Knackstedt M, Turner M, Middleton J, Shrestha P, Butcher A, Jaime P and Botha PWSK (2010). 4D Characterization of Cu-Leach Residue Samples. Process Mineralogy ’10, Cape Town, 10-12 November 2010.

Knackstedt MA, Jaime P, Butcher AR, Botha PWSK, Middleton J, Sok R (2010). Integrating Reservoir Characterization: 3D Dynamic, Petrophysical and Geological Description of Reservoir Facies. SPE Asia Pacific Oil and Gas Conference and Exhibition held in Brisbane, Queensland, Australia, 18–20 October 2010, Paper SPE 133981.

Brearley AJ, Botha PWSK, Butcher AR (2009). Evaluation of Progressive Alteration Models of CM Chondrites Insights from Quantitative Modal Analysis by QEMSCAN. 72nd Annual Meeting of the Meteoritical Society, July 13-18, 2009, Nancy, France.

Botha PWSK, Wentworth SJ, McKay D, Butcher AR, and Horsch H (2009). Automated particle analysis of Apollo 17 regolith: quantitative insights into the composition and textures of glass spheres from Shorty Crater sampling site. GSA 2009 Meeting, Portland, USA.

Botha PWSK, and Butcher AR (2009). Ultrafast Particle Characterization – Measuring the Previously Immeasurable in Environmental Samples Using New Automated Technologies. SEDERP.

Haberlah D, Botha PWSK, Cinar Y, Dobrzinski N, Dance T, and Butcher AR (2009). Quantifying the impact of CO2 injection on the pore-level characteristics of the Paaratte Formation, Otway Basin. CRCCO2 User Group Meeting December 2009.

Dobrzinski N, Haberlah D, Daniels R, Dance T, Butcher AR, and Botha PWSK (2009). Pore-level characterization of the deep saline Paaratte Formation by Automated Mineralogy and conventional petrological analyses. CRCCO2 User Group Meeting December 2009.

Grauch RI, Eberl DD, Butcher AR, and Botha PWSK (2008). Quantitative Mineralogy of Fine-grained Sedimentary Rocks: A Preliminary Look at QEMSCAN®. Microscopy and Microanalysis 2008, 3-7th August 2008, Albuquerque, New Mexico, USA.

Messent B, Farmer L, Botha PWSK, Butcher AR, and Muruais M (2008). Basker Oil and Gas Field, Gippsland Basin: Characterization of the Reservoir with the Aid of New Technologies. EABS III 2008, Development and Application of New Exploration/Production Technologies.

Schrader CM, Rickman D, Mclemore C, Fikes J, Stoeser D, Wilson S, Butcher AR, Botha, P (2008). Extant and Extinct Lunar Regolith Simulants: Modal Analyses of NU-LHT-1m and -2m, JSC-1, JSC-1A and -1AF, and FJS-1. Planetary and Terrestrial Mining Sciences Symposium (PTMSS) Meeting, 8-11 June 2008, Sudbury, Canada.

Rickman D, Wentworth SJ, Schrader CM, Stoeser D, Botha PWSK, Butcher AR, Horsch HE, Benedictus A, Gottlieb P, and Mckay D (2008). New Insights into the Composition and Texture of Lunar Regolith Using Ultrafast Automated Electron-Beam Analysis. GSA 2008 Joint Annual Meeting, 5-9 October 2008, Houston, Texas abstract 345-3.

Botha PWSK, Butcher AR, Horsch HE, Rickman D, Wentworth SJ, Schrader CM, Stoeser D, Benedictus A, Gottlieb P, and McKay D (2008)*. Ultrafast Phase Mapping of Thin-Sections from an Apollo 16 Drive Tube – a New Visualisation of Lunar Regolith. GSA 2008 Joint Annual Meeting, 5-9 October 2008, Houston, Texas, abstract 345-3.

Schrader CM, Rickman D, Stoeser D, Wentworth SJ, Botha PWSK, Butcher AR, Horsch HE, Benedictus, A, Gottlieb, P and McKay D (2008). Analysis of Lunar Highland Regolith Samples from Apollo 16 Drive Core 64001/2 and Lunar Regolith Simulants – An Expanding Comparative Database. GSA 2008 Joint Annual Meeting, 5-9 October 2008, Houston, Texas.

Benedictus A, Hoare T, Dridan D, Butcher AR, Botha PWSK, Dunks C, Dantel V, Fraser P and Lane M (2008). How Automated Mineralogy is Revolutionizing the Analysis of Soil. MEI Automated Mineralogy 08, 27-28th September 2008, Brisbane, Australia.

Butcher AR, Botha PWSK and Dunks C (2008). An Enabling Geoscience Tool for Automated Rock Typing, Stratigraphic Refinement, and Reservoir Characterization. APPEA Conference, April 08, Perth, 6-9th April 2008.

Hoal K, Botha PWSK, Forsyth A and Butcher AR (2008). Mineral Characterisation and Geometallurgy of Diamond Deposits and Mantle Materials Using QEMSCAN Techniques. 9th International Kimberlite Conference, 10th - 15th August 2008, Frankfurt, Germany.

Botha PWSK and Butcher AR (2008). Automated Cryptic Variation Through the Bushveld Complex - A New Tool for Igneous Petrologists. MEI Automated Mineralogy 08, 27-28 September 2008, Brisbane, Australia.

Casey M, Botha PWSK and Butcher AR (2007). Improved Mineralogical and Petrological Characterisation of Clay Artefacts from Sites in Parramatta and Sydney, Australia, Using an Automated Analysis System. New Ground Australasian Archaeology Conference 2007, 21-26th September 2007, Sydney, Australia.

Hoal K, Botha PWSK, Forsyth A and Butcher AR (2007). Advanced Mineralogy Research: Mineral Characterisation Using QEMSCAN Techniques. 2007 GSA Meeting and Exposition, 28 - 31st October 2007, Denver, Colorado.

Botha PWSK, Merkle RKW and Butcher AR (2007). Using Automated Mineral Analysis Techniques to Investigate the Mineralogy and Potential Processing Characteristics of Iron-Rich Ultramafic Pegmatites from the Bushveld Complex, RSA. MEI Automated Mineralogy 07, 1-2 September 2007, Brisbane, Australia.

Becker M, Bradshaw D, Butcher AR, Cropp AF, Botha PWSK, de Villiers J (2007). Development of a measurement technique for the quantitative determination of hexagonal and monoclinic pyrrhotite: Evaluation using examples from the Bushveld Complex using QEMSCAN. MEI Automated Mineralogy 07, 1st- 2nd September 2007, Brisbane, Australia.

Research Theses

PhD (2017)
Predicting permeability and capillary pressure in low-resolution micro-CT images of laminated heterogeneous sandstone. Supervised by Prof. Adrian Sheppard, The Australian National University, Canberra, Australia.

MSc (2007)
The mineralogy and geochemistry of the Rooikoppies Iron-rich Ultramafic Pegmatite body, Karee Mine, Bushveld Complex, South Africa. Supervised by Prof. Roland KW Merkle, The University of Pretoria, South Africa.

BSc Hons (2003)
The podiform chromite occurrence in the Limpopo Mobile Belt in the Limpopo Province, South Africa. Supervised by Prof. Roland KW Merkle, The University of Pretoria, South Africa.
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