Certified Reference
Materials for mining
and exploration

Our Clients

A Successful Monitoring Program Starts With OREAS

You need data you can trust. Our team of expert geologists, chemists and customer service personnel are here to assist you in selecting the correct product for your specifications. Our commitment extends beyond products to comprehensive after-sales service, helping with data interpretation and general expert advice. Explore our CRMs and experience the OREAS difference firsthand.

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Pioneering Certified Reference Materials Since 1988

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OREAS® CRMs

OREAS® CRMs

The OREAS range of 250+ Certified Reference Materials includes batch sizes up to 12,000kg, providing exceptional continuity of supply, minimising disruptions and changeovers.

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Gold CRMs

Gold CRMs

Choose from over 130 different gold CRMs covering a range of mineralisation styles. Each featuring separate certification for numerous analytical methodologies including fire assay, aqua regia digestion, cyanide leach and PhotonAssay.

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SuperCRMs®

SuperCRMs®

OREAS SuperCRMs offer enhanced flexibility in QC monitoring, featuring up to 180 analytes in a single product, serving as valuable controls for tasks like alteration mapping and pathfinder elements in various ICP applications.

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Latest Product Suites

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Ensure Pinpoint Accuracy With Custom Matrix-Matched CRMs

We specialise in preparing and certifying custom materials precisely tailored to meet your project’s unique specifications. Leveraging our vast inventory of material ingredients, we can prepare almost any material composition and characteristics to match your target material.

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We Test and Guarantee Homogeneity

OREAS is the exclusive manufacturer to test and guarantee the homogeneity of all gold and PGE CRMs. Our proprietary processing technology ensures the homogeneity of all Certified Reference Materials, overcoming challenges posed by materials like ‘nuggety’ gold ores. This assurance boosts confidence in data accuracy, with any analytical errors attributable solely to laboratory processes.

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Latest News

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New Catalogues now available

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Introducing our NEW logo!

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We are ISO 17034 Accredited!

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