Kriging – Do you know what samples are being used

In the late 1970s to early 1980s Ordinary Kriging (OK) became the block grade estimation method of choice. This was mainly due to it being an unbiased estimation method that attempts to minimize the extension (estimation) variance of the estimate.

Kriging – Do you know what samples are being used 2019-01-02T07:58:45+00:00

When is a Mineral Resource not a Resource?

Many mining companies are cutting exploration budgets to survive the current mining downturn and low commodity prices. As a result, some firms either do not have enough geological and support staff or they have inexperienced staff members who do not adequately understand the geology, mining method used and processing aspects of their operation or project...

When is a Mineral Resource not a Resource? 2019-01-02T08:06:51+00:00

Corporate memory

Until the digital era, mining companies operated internal libraries which [...]

Corporate memory 2018-03-16T07:06:10+00:00