Archive for the ‘Geochemistry’ Category

The Discovery Outcrop

The Discovery Outcrop

To stumble upon in the field and recognise it for what it is – outcropping mineralisation with the grade and size potential to become an orebody. A long-anticipated moment of fierce joy and satisfaction for the lone prospector or exploration geologist. In a near 60-year career this […]

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How to salt a gold claim – Part 2, Karpa Springs and Busang

How to salt a gold claim – Part 2, Karpa Springs and Busang

How to Salt a Gold Claim: Part 2 – Karpa Springs and Busang In my previous post I described my encounter in 1984 with claim salting (or at least, alleged salting). These were early days, the late 20th Century gold boom was still young, and  claim salting […]

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How to salt a gold claim: Part 1, Queensland interlude

How to salt a gold claim: Part 1, Queensland interlude

How to Salt a Gold Claim: Part 1 – Queensland Interlude Looking through a box of my old field notebooks the other day I came across one which contained a cartoon sketch I had made of an old Queensland prospector and remembered the story behind it. In […]

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What is an Anomaly and How do you Recognise It?

What is an Anomaly and How do you Recognise It?

The concept of the anomaly is one of the most basic ideas in exploration geology. It is understood in these terms -  it is a truism to say that significant metal ore bodies are unusual: another word for unusual is anomalous.: therefore, if mineral explorers (explorationists) identify anomalous […]

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Collecting Rock Chip Samples

Collecting Rock Chip Samples

This post is about the different techniques used by explorationists to collect samples for assay from exposed bedrock – a process known generically as rock chip sampling. Explorationists seek to find new ore bodies. Ore bodies that reach or approach the surface are the easiest to find, […]

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