| GMRAP ID | 614 |
|---|---|
| Alternate names | Ccala |
| Tract name | Peru Eocene–Oligocene Antapaccay (005pCu1009) |
| Included sites | Azulccacca, Ccalla, Huaclle |
| Site status | deposit |
| Country | Peru |
|---|---|
| State or province | Apurímac |
| Geographic location | -72.348055556, -14.181111111 |
| Geologic map unit | -72.348055556, -14.181111111 |
| Nearby data |
| Deposit type | Porphyry copper |
|---|---|
| Deposit subtype | Cu-Au |
| Age (Ma) | 35.7Ma |
| Age determination method | K-Ar biotite |
| Age range | 35.7 ±0.9 Ma |
| Age reference | Perelló, Carlotto and others (2003) |
| Minerals | alunite, anhydrite/gypsum, apatite, biotite, bornite, chalcocite, chalcopyrite, chlorite, Cu oxide, epidote, galena, gold, hematite, illite/smectite, limonite, magnetite, molybdenite, pyrite, rutile, sericite, sphalerite, sphene |
| Associated rocks | andesite dike, breccia, dacite dike, diorite, granodiorite, quartz monzodiorite porphyry, diorite, granodiorite, skarn |
| Tectonic setting | continental margin |
| Stratigraphic age | Eocene |
| Development status | Prospect |
|---|---|
| Major commodities | Cu, Au |
| Tonnage (Mt) | 404Mt |
| Cu grade (%) | 0.42% |
| Au grade (g/t) | 0.23g/t |
| Ag grade (g/t) | 2.84g/t |
| Contained copper | 1,700,000t |
| Gold-Moly ratio | -9999 |
| Comments | Andahuaylas-Yauri belt. Exposed. Resources are updated from Wright and Colquhoun (2012). Singer and others (2008) reported resource as of July, 2007, at 0.3% Cu cut-off grade, continuing <100 ppm Mo. Alunite K-Ar age of 3.3±0.2 Ma. |
|---|---|
| Study area name | Andes |
| References | Panoro Minerals Ltd. (2007); Perelló, Neyra and others (2004); Perelló, Carlotto and others (2003); Singer and others (2008); Wright and Colquhoun (2012) |
| Site reference | Cunningham and others (2008) |