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Tosca Mining Corp (2)
Symbol TSQ
Shares Issued 19,888,627
Close 2014-07-02 C$ 0.05
Market Cap C$ 994,431
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Tosca Mining drills three m of 0.29% Cu at Carol

2014-07-03 11:09 ET - News Release

Mr. Ron Shenton reports

TOSCA ANNOUNCES DRILLING RESULTS FROM CAROL COPPER PROJECT

Tosca Mining Corp. has received analytical results from core samples obtained from a recently completed drill program on its Carol copper project, located in Sonora, Mexico. Six drill holes, totalling 577 metres, were drilled to investigate the continuity and extent of skarn mineralization encountered in surface trenches and outcrop. Drilling tested a target area measuring 875 metres in length. All holes encountered moderately to strongly altered skarn zones. The company is in the process of correlating surface data with the drill results. A total of 400 samples (including blanks and standards) were sent for analysis with core samples ranging in length from 0.5 to two metres. Values received ranged from trace to 0.288 grams per tonne (g/t) gold, trace to 9.2 g/t silver, trace to 2.39 per cent copper, trace to 0.10 per cent lead and trace to 1.06 per cent zinc. In general, mineralization is localized over narrow widths. The widest intervals encountered in core were from hole 5, which intersected 0.98 per cent zinc over two metres from six to eight metres depth and 0.29 per cent copper over three metres from 26 to 29 metres in depth. Fracture-controlled mineralization, combined with geochemistry, indicates that the skarn formation was subjected to significant leaching and subsequent remobilization that has resulted in the copper/silver/gold/lead/zinc mineralization being concentrated in a zone at or near surface. The controls on the location of the higher-grade mineralization intersected in the trenches remains to be fully understood.

About the Carol copper project

The Carol copper project covers over 750 hectares and is located in southern Sonora state, Mexico. It is approximately five kilometres northeast of the producing Piedras Verdes copper mine, Mexico's third largest. Tosca has the right to acquire a 100-per-cent interest in the Carol project under an option agreement further described in its Oc. 14, 2013, news release.

Ian Foreman, PGeo, president of Alta Vista Ventures and independent to Tosca, is the qualified person, as defined by National Instrument 43-101, for the Carol project and is responsible for the technical information in this news release. Samples from Carol were prepared and analyzed by IPL Inspectorate in its facilities in Mexico and Vancouver, respectively. Samples generally consisted of one to three kg of material. Gold, silver, copper, lead and zinc were analyzed as part of a multielement ICP package using an aqua regia digestion. Overlimit samples with greater than 1 per cent copper (Cu), lead (Pb) and zinc (Zn) were reanalyzed using ore-grade detection limits.

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