analysis and reporting on metalliferous ores, gold and PGM, industrial minerals, slags and contaminants.


analysis and reporting on rocks, aggregates, building stone, slate, concrete, render and mortar.

Mundic Property Search

Since 1991, Petrolab has completed thousands of concrete screening tests on properties throughout Cornwall. Search our database and and see if your property is one of those tested.

Sample Preparation

Preparation of petrographic thin sections from samples and specimens of rock, aggregate, concrete and other similar materials.

Why Petrolab?

Mineralogical analysis

  • Identification and quantification of valuable and gangue minerals in ores
  • Ore characterisation
  • Predicting the behaviour of minerals during ore processing
  • Mineralogical description and quantitative analysis of mill products

Petrographic analysis

  • Examination of concrete, mortar and render to identify degradation factors.
  • Examination of rock, aggregate, building stone and slate.
  • Mundic Screening Tests for building structures suspected of containing ‘mundic’ concrete.

Sample preparation

Petrolab offers a materials preparation service producing petrographic thin sections from samples and specimens of

  • rock
  • aggregate
  • fossil / coral
  • concrete and other similar materials

We operate the first Pelcon Automatic Thin Section Machine in the UK, which produces high quality thin sections.

Our Clients

Petrolab has provided a wide range of services to industry leading clients including:


Latest News

Job Opportunity – Software Engineer

We currently have a temporary position available for an experienced Software Engineer.


The postholder will work to continue the development of version 2 of a reporting application for the Carl Zeiss Microscopy Mineralogic Mining system. This is a temporary post with an expected project duration of approximately 2 months (full-time), though possibly longer.

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Petrolab welcomes Corinne Garner

Corinne Garner has joined the team at Petrolab as a Junior Mineralogist. She recently completed her Masters at Camborne School of Mines having previously undertaken a Bachelors degree at the University of Aberdeen. Her courses included ore mineralogy and petrology, analytical techniques for mineral analysis and sample preparation, ore deposit geology and mineral processing.

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