All Case Studies

ROCKRay implementation success at underground mine South Australia

The Problem: In 2019, lithological domaining techniques at an underground mine in South Australia were inaccurate due to deviations […]

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Can machine learning help with the mining skills shortage?

A nationwide mining skills shortage is definitely real and it comes as no surprise with mining companies locked in […]

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ARC Furnace Filler Section Failure

The Problem: A manganese alloy smelter in Tasmania was experiencing two to three weeks lost production several times per […]

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High Voltage Mill Motor Machine Health

The Problem: Unplanned equipment downtime due to trip limits on grinding mill motors being triggered.   The solution: The […]

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Newcrest SAG Mill overload downtime prevention at Lihir

The Problem: In his address to the Sydney Mining Club today, Newcrest CEO Sandeep Biswas talks about how their […]

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PETRA Presents at Life of Mine 2021

On the 29th April, PETRA showcased the following presentation at AusIMM Life of Mine 2021 Conference: ‘The application of […]

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Empowering engineers with digital twin Drill & Blast predictions

The use of digital twins in process plant optimisation is gradually becoming more widespread, but this is not the […]

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AUSIMM Tech Talk in hometown of Kalgoorlie

As part of AusIMM’s Tech Talk series, Dr Penny Stewart (Mining Engineer and Founder and CEO of PETRA) was […]

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MAXTA nominated as METS Award Finalist AUSTMINE 2021

PETRA is extremely proud and excited to have MAXTA nominated as a finalist for this years METS Award. We […]

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PETRA sponsors ISEE Australian Chapter meeting in Perth

Friday 26th March 2021 Leon Morgan our head of partnerships was delighted to present at last Friday’s ISEE Australian Chapter […]

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PETRA Hosts Industry Panel Event in Brisbane

Last week PETRA hosted its first Industry Panel for 2021 to discuss how engineers and geologists are using digital […]

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Digital solution to common oversize problem

In a revolutionary application of digital knowhow, a large scale iron ore operation now has the capability to foresee which zones […]

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Digital twin models offer “transformative” opportunities for resource engineering

Last year PETRA recently ran a series of webinars on mine value chain optimisation using digital twin models. The […]

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PETRA launches new portal for MAXTA

We’re very excited to launch our new MAXTA Portal! PETRA has seen the scale of pit-to-port and mine-to-mill optimisation software […]

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World’s first digital twin for mine value chain optimisation

Last month at Future of Mining 2018, PETRA Managing Director, Penny Stewart demonstrated the world’s first digital twin for […]

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MAXTA predicts gold recovery at Ban Houayxai

In 2018, a MAXTA digital twin model was deployed at PanAust’s Ban Houayxai gold-silver operation in northern Laos to predict gold […]

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How to integrate mine planning across the value chain

In collaboration with Maptek, PETRA has developed a webinar to show you how to unleash the capacity of MAXTA […]

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Perth hosts PETRA Industry Panel

  Last week PETRA hosted an industry panel to discuss  how engineers and geologists are using digital twin technology. […]

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Geomet Webinar

PETRA is pleased to invite you to our next webinar focused on knowledge sharing around digital twin modelling for […]

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Webinar – Drill & Blast Optimisation Using Digital Twin Models

Keep the industry moving forward in these uncertain times! Due to popular demand PETRA is pleased to announce a […]

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PETRA Opens Perth Office

We’re very pleased to announce PETRA has opened a Perth office at Central Park, St Georges Terrace. The new […]

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InDiMin and PETRA launch AI for Sustainable Mining

InDiMin and PETRA launch AI for Sustainable Mining Last month, in Santiago, Chilean operator productivity start-up InDiMin and Australian […]

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Can machine learning predict tailings dam failure?

On May 21, Dr Penny Stewart Managing Director of PETRA Data Science co-hosted the Austmine Machine Learning Workshop in […]

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Maptek invests with PETRA Data Science

In an industry first, Maptek and PETRA Data Science have established a partnership which will enable seamless value chain optimisation and […]

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Dr Zeljka Pokracic shares big data mine-to-mill case studies at IMARC

On Monday 30th October 2017, PETRA Principal and CEEC International Founding Director Dr Zeljka Pokrajcic took to the stage […]

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Algorithms – Mining’s crystal ball

This article was first published by Mining Magazine, 3 June 2017 and is reproduced here with permission of the […]

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Newcrest-PETRA collaboration on big data delivers results

In his address to the Sydney Mining Club today, Newcrest CEO Sandeep Biswas talks about how their data science collaboration […]

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PETRA Data Science named as finalist in Austmine 2017 Awards

The team at PETRA Data Science is delighted to announce that their engineered data science FORESTALL® downtime prediction algorithms […]

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Overload downtime prevention algorithms deliver results for Newcrest

Managing Director and Principal of PETRA Data Science, Dr Penny Stewart attended resource sector hackathon Unearthed Melbourne over the […]

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PRODFINDER® is a finalist in 2016 Mining Magazine Awards!

We’re delighted to announce that our PRODFINDER® data integration solution is a finalist in 2016 Mining Magazine Awards!  Mining Magazine […]

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Machine learning AI enters underground mines

When the Eastern Australian Ground Control Group  invited Principal, Penny Stewart to give a talk on machine learning applications in geotechnical […]

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Lyle Bruce appointed PETRA Business Advisor

PETRA is very pleased to announce the appointment of Lyle Bruce as our new Business Advisor. Lyle’s track record of achievement […]

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PETRA welcomes two new Principals

PETRA welcomes two new Principals to our Team! Dr Zeljka Pokracic joins PETRA as a Principal. Zeljka is a mineral […]

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Big data blasts into mill efficiency and productivity studies

Big data blasts into mill efficiency and productivity studies. PETRA is excited to introduce our new PRODFINDER big data integration and machine […]

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Real-time predictive maintenance by treating pumps like people

In an innovative, yet somewhat dark approach to real-time predictive maintenance, we treated pump breakdowns like death due to disease […]

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Data science thesis wins UQ undergraduate thesis award

A data science thesis by UQ Mining Engineering graduate, Kimberley Maher has won the Logan Prize for a underground […]

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Average bolt installation time using distribution fitting

Average bolt installation time is a significant step on the critical path for underground tunnel development. In this case study, a ProdFinderTM […]

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Designing trials with convincing results.

Designing trials with convincing results is essential if suppliers want to convince mining companies of the benefit of their […]

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Site-specific charts

Site engineers are often keen to develop site-specific charts for everything from underground stope design to open pit blast design. But, how much data is […]

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Comparing rock bolt pull-tests across variable ground

Statistics enables comparison of rock bolt pull-test results across variable ground conditions. Pull-test data provides geotechnical engineers with the load […]

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