Bajo El Durazno

Porphyry copper deposit in Catamarca, Argentina

Names and other identifiers

Tract name Argentina Miocene–Pliocene Bajo de la Alumbrera (005pCu1014c)
Site status deposit

Geographic location

Country Argentina
State or province Catamarca
Geographic location -66.566666667, -27.283333333
Geologic map unit -66.566666667, -27.283333333
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 7.9Ma
Age determination method K-Ar whole rock
Age range 7.9 ±0.1 Ma
Age reference Sillitoe (1977)
Minerals biotite, bornite, calcite, chalcopyrite, chlorite, delafossite, galena, gold, malachite, magnetite, molybdenite, pyrite, siderite, sphalerite, tetrahedrite/tennantite
Associated rocks breccia, andesite porphyry, dacite porphyry, monzonite porphyry, agglomerate, andesite, andesite breccia, basalt
Tectonic setting continental margin
Stratigraphic age Miocene

Commodity and development information

Development status Prospect
Major commodities Cu, Au
Tonnage (Mt) 200Mt
Cu grade (%) 0.32%
Au grade (g/t) 0.12g/t
Contained copper 640,000t
Gold-Moly ratio -9999

Reference information

Comments 10% of the deposit area is covered by alluvium. Farallon Negro volcanic region.
Study area name Andes
References Alderete (1999c); Long (1995); Sasso and Clark (1998); Sillitoe (1977); Singer and others (2008)
Site reference Cunningham and others (2008)