•   6th January
 

Ingemmet identifies polymetallic zones with potential in Cajamarca

 

In order to promote interest in its exploration among mining companies, the Geological, Mining and Metallurgical Institute (Ingemmet) carried out a geological survey in eight zones corresponding to areas not petitioned in that region.
 

In the survey, we took as a base the lithostratigraphic units, the Miocene magmatism, the petromineralogy, and the geochemical and spectral anomalies, in a total area of 323.90 km2; where 187 samples were collected for geochemical and petromineralogical studies, identifying four zones of very high and high prospective interest and four zones of medium to low prospective interest.

The study concluded that the zones with the highest prospective interest are San Antonio, with slightly anomalous values of copper (456 ppm), lead (210 ppm) and zinc (714 ppm) with traces of gold (11 ppb); and Buenos Aires, with slight anomalies in silver (6 ppm), lead (795 ppm) and zinc (2412 ppm), as well as traces of gold (8 ppb) and copper (182 ppm).

Similarly, prospective interest was identified in Chamanal with slight anomalies in silver (2 ppm), copper (874 ppm), lead (96 ppm) and zinc (344 ppm) and gold (372 ppb); and in Alto Cocharán with gold (537 ppb), lead (127 ppm), antimony (60.7 ppm) and zinc (685 and 225 ppm).

On the other hand, according to the mining potential map prepared, in the Cajamarca region, there are areas with a very high mining potential (4.65%); high mining potential (64.3%); medium mining potential (6.3%); low mining potential (24.27%) and very low mining potential (0.48%).

There are eight zones, the study locates the Chamanal, Alto Cocharán, San Antonio, Buenos Aires and Las Colpas deposits in the Strip VI of Porphyry and skarn of the upper Jurassic and they are related to porphyry system deposits", stated Ingemmet.

Furthermore, Ingemmet added that the Succhapampa and Chontilla deposits are located in Strip XXI of gold and silver epithermals. While El Sauce deposit would be located in the Strip XX of Miocene Porphyry related to deposits of porphyritic systems.

"The largest metallic mining potential is found mainly in the northern and eastern sectors of the provinces of Cajamarca, Hualgayoc and the surroundings of Cajabamba. Other areas of interest are the eastern part of Celendín and Chota provinces, Cutervo, a large part of Chota, except for the Bagua basin, and to the far north, in San Ignacio province," stated Ingemmet.

 
 
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