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The Taliban government has been pressing for the extraction of copper from Afghanistan's Mes Aynak mine as an additional revenue source, but the mine is located at an ancient historical site, ...

Endolith has achieved a milestone in the testing of copper extraction from low-grade sulphide ores, demonstrating a significant increase in copper recovery rates. The testing was conducted in ...

The rate of soluble copper extraction was extended by 30 days using a regression based on the logarithm of leach time. The average percent soluble copper extraction is estimated at 93.7% at 210 days ...

An average soluble copper extraction rate of 87% over 180 days of leaching was achieved from 6 oxide and enriched composite columns from the Parks/Salyer deposit, inclusive of MainSpring.

An average soluble copper extraction rate of 87% over 180 days of leaching was achieved from 6 oxide and enriched composite columns from the Parks/Salyer deposit, inclusive of MainSpring.

The copper content in the PLS (4.2 to 0.2 grams per litre Cu) was justification to predict the extraction of soluble copper from an additional 30 days of leaching.

An average soluble copper extraction rate of 87% over 180 days of leaching was achieved from 6 oxide and enriched composite columns from the Parks/Salyer deposit, inclusive of MainSpring.