Business Wire

Arizona Sonoran Achieves Average of 87% Extraction Rates of Soluble Copper in the Enriched Material

CASA GRANDE, Ariz. & TORONTO--(BUSINESS WIRE)--Arizona Sonoran Copper Company Inc. (TSX:ASCU | OTCQX:ASCUF) (“ASCU” or the “Company”) an emerging US-based copper developer, announces results from 12 ...
Seeking Alpha

Canadian North Resources Inc. Reports Extraction Rates of 99% Nickel, 98% Cobalt and 90.6% Copper in the Second Set of Bioleaching Tests for the Ferguson Lake Project in Canada

The high metal extraction rates at low temperatures indicate a potential metallurgical process with low-energy consumption for the Ferguson Lake project. It is noted that the mineralogy of the massive ...
Nasdaq

Americas Gold and Silver Achieves Breakthrough With 99%+ Antimony Extraction From Its Copper Concentrate, Supporting Potential Primary Production in the United States

These assay results indicate an antimony-to-copper ratio in the tetrahedrite ore that is approximately 0.64-to-1 (versus 0.69-to-1 reflected in the above historical results). Antimony and copper is ...
Business Wire

Ceibo Raises $30 million to Scale Advanced Copper Extraction Technology

SANTIAGO, Chile--(BUSINESS WIRE)--Ceibo, an advanced copper extraction technology company, today announced it has raised a $30 million Series B financing. The round was led by Energy Impact Partners, ...
Reuters

Arava Mines to resume copper extraction in Israel

JERUSALEM, Dec 8 (Reuters) - Arava Mines, a unit of Mexican steel firm Altos Hornos de Mexico SA , has been persuaded to resume copper extraction in southern Israel by a 140 million shekel ($37 ...
Opinion
Asianet Newsable on MSNOpinion

China's Zijin Mining: Gold, copper, and control from Tibet to Ghana

Zijin Mining Group is expanding rapidly across Tibet, Africa and Central Asia, helping China secure control over gold and copper supply chains. Record profits and rising output targets support ...