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GeoConversation. Salt of the Earth is a library of practical experience - what happens here and now in the workplace, not in textbooks and encyclopedias. Only real examples from the fields!

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08.09.2025
4,260

GKZ No Longer Works: Why International Standards Are Replacing the Soviet Reserve Estimation System

A site with reserves calculated using the Soviet system back in the 1960s–70s is put up for auction. The reports…

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16.02.2026
4,133

Geophysical equipment won’t be the same: How small hardware ateliers are changing field prospecting

Deposits are getting deeper, more and more fractured, and overlain by layers of waste rock. There are fewer and fewer…

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23.09.2025
3,851

Geophysics found ore at a depth of 1000 m. Seriously?

Deposits are becoming deeper, and their geological conditions more complex, necessitating new technologies for their discovery. However, the conversation often…

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Maria Kostina
Maria Kostina
Geophysicist, founder of the project and editor-in-chief GeoConversation. Salt of the Earth
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GeoConversation. Salt of the Earth is a media platform where top mining-industry specialists share their experience, helping professionals communicate and collaborate more effectively.

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Deep Engineering LLC, DEEPMINE LAB
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Gold Deposit Development
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