Nature

Landslide risk evaluation method of open-pit mine based on numerical simulation of large deformation of landslide

Landslide is a common geological disaster that poses a major threat to people’s production, life and social activities, and is seriously destructive to the surrounding environment. At present, with ...
Nature

Investigation on the transition depth of open pit to underground mining in Sijiaying iron mine

When the expansion of an open pit limit is restricted by the permanent facilities located near the boundary of the pit, the traditional economic evaluation method is insufficient to determine the ...
Business Insider

High Grade Open Pit Mining Scenario, La India Project, Nicaragua

LONDON, UK / ACCESSWIRE / March 4, 2020 / Condor Gold (AIM:CNR)(TSX:COG) is pleased to present a high grade open pit mining scenario for the La India Project, Nicaragua, (the "Project") which has been ...
Nasdaq

South Star Announces Filing of Technical Report with Significant Increase in Mineral Resources and Positive BamaStar Economic Results for Vertically Integrated Graphite Mine ...

Pre-tax Net Present Value ("NPV8%") of US$2.4B with an Internal Rate of Return ("IRR") of 35% and after-tax NPV8% US$1.6B with an IRR of 27%. 19-Year open-pit mine life with an average concentration ...
Reuters

Mexican mining sector balks at plan to ban open-pit mines

MEXICO CITY, Feb 15 (Reuters) - Mexican President Andres Manuel Lopez Obrador's proposal to ban open-pit mining will generate uncertainty and curtail investment for the key sector, mining industry ...