Latest Copper extraction techniques Stories

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 12, 2008) - Aura Minerals Inc. ("Aura Minerals" or the "Company") (TSX:ORA) is pleased to provide the following update on operations at its Aranzazu Project, located in the State of Zacatecas, Mexico. The Company assumed operating control of the Aranzazu Project on June 5, 2008. Operations have continued on an intermittent basis as Aura Minerals is currently completing a detailed assessment of the mine, process plant and ancillary...

HENDERSON, NV, Aug. 11 /PRNewswire-FirstCall/ -- Searchlight Minerals Corp. (OTC BB: SRCH) (the "Company"), is pleased to provide investors with the following update on the development and construction activities at its Clarkdale Slag Project in Clarkdale, Arizona. RECENT ACHIEVEMENTS Searchlight Minerals today announced that on August 8, 2008, the Town of Clarkdale, Arizona issued a Certificate of Occupancy for the main production building that is anticipated to house the majority of the...

By Olson, Debbi Kennecott Utah Copper (KUC) is preparing to take advantage of the current demand for molybdenum by building its own Molybdenum Autoclave Process (MAP) facility. During the past five years, molybdenum, typically a byproduct of copper production and used in metal alloy to enhance toughness, high- temperature strength and corrosion resistance in steel, has increased in price, going from about $3 per pound in 2004 to more than $30 per pound in today's market. Rio Tinto, the...

Unico, Incorporated (OTCBB: UNCO), a natural resource company in the precious metals mining sector, today announced additional improvements and repairs that have been made as a result of testing of the completed floatation circuit at the mill and processing facility at the Deer Trail Mine in Marysvale, Utah. During an extended period of operation, it was noted that the balance of feed being pumped to the Krebs Cyclone was unsustainable. After contacting Krebs, the manufacturer of the...

Philex Gold, Inc. (the "Company" or "PGI") (TSX VENTURE: PGI) has been selected by the Corporate Finance Branch of the Ontario Securities Commission (the "OSC") for review of its continuous disclosure record. As a part of this review, the Company has been requested to issue a press release in respect of certain of its previous disclosure. The Company wishes to clarify and expand on certain previous disclosure it has made in respect of the disagreement with the results of the pre-feasibility...

Coro Mining Corp. ("Coro" or the "Company") (TSX: COP) is pleased to announce that it is currently in the final stages of evaluating its financing alternatives for the acquisition of Cerro Negro ("CN"), after successfully completing its due diligence on CN and making its second option payment on July 7, 2008. As announced in its press release NR 02-08, dated February 13, 2008, Coro has agreed to effectively acquire 100% of CN for a total purchase price of US$40,000,000, as follows: 1. On...

VANCOUVER, BRITISH COLUMBIA--(Marketwire - July 9, 2008) - Peregrine Diamonds Ltd. (TSX:PGD) and Peregrine Metals Ltd. - Peregrine Metals Ltd. is pleased to announce the results of diamond drill hole DDH-ALD-43 at the company's Altar porphyry copper project in San Juan Province, Argentina ("Altar"). DDH-ALD-43 intersected 718.90 metres averaging 0.72% Cu, from 210.00 metres to the end of the hole at 928.90 metres. Included in this intersection is a high-grade chalcocite enrichment zone that...

HENDERSON, NV, June 30 /PRNewswire-FirstCall/ -- Searchlight Minerals Corp. (OTC BB: SRCH) (the "Company"), a minerals exploration company focused on the acquisition and development of projects in the southwestern United States, continues to maintain its primary focus on the development and implementation of the Clarkdale Slag Recovery Project, which is located in Clarkdale, AZ. The Company is moving rapidly toward completion of the initial production module and is closing in on...

Latin American Minerals Inc. (TSX VENTURE: LAT) announces it has identified several massive sulfide lenses with grades of 9.18% Zn and 3.57% Pb over 1.7m and 10% Zn and 0.59% Pb over 1.4m as well as wide low grade zinc intervals including 50m with 1% Zn, at its 100% owned Tendal massive sulphide project, La Rioja Province, Argentina. The wide intervals are close to surface and amenable to open pit mining. The first 2,000m of the planned 5,000m drill program have been completed on the three...

TORONTO, ONTARIO--(Marketwire - June 24, 2008) - AQUILA RESOURCES INC. (TSX:AQA)(FRANKFURT:JM4A) ("Aquila" or the "Company") today announced positive results from an extensive metallurgical testing program for all major mineralized zones at its Back Forty project in the Upper Peninsula of Michigan. The results show the viability of standard beneficiation processes and production of quality concentrates, as well as significant recovery of precious metals. The evaluation work summarized below...