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
3,206

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…

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14.10.2025
3,012

When the Earth Collapses: Why the Mining Industry Needs Geomechanics and Mine Monitoring

News of accidents in mines and quarries appears in the media with alarming regularity. The death of miners in…

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16.02.2026
3,005

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…

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Editor-in-Chief
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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TOP PROFESSIONALS
Maria Kostina — эксперт в рудной геофизике, организация и аудит геофизических исследований, подбор подрядчиков и оборудования.

Maria Kostina

Canadian geophysical company
Geophysics Expert
Глеб Загорский

Gleb Zagorsky

State Scientific Center of the Russian Federation, Arctic and Antarctic Research Institute
Geophysics Engineer
Олег Набелкин — эксперт по рентгеноспектральному анализу minералов и руд

Oleg Nabelkin

IMGRE, Moscow
Head of Department
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