Online Spatial Data
Global assessment of undiscovred copper resources
Porphyry copper prospect in
Guadalcanal, Solomon Islands
Names and other identifiers
Age determination method
Singer and others (2008)
alunite, apatite, barite, bornite, chalcocite, chalcopyrite, covellite, diaspore, gold, goethite, gypsum, hematite, limonite, malachite, magnetite, pyrite, sericite, silver minerals, sphalerite, tenorite
andesite porphyry, tonalite, andesite, diorite, pyroclastics
Commodity and development information
Exploration license area targeting low-grade, high-tonnage porphyry copper with a copper-rich oxide cap. Soil copper >0.1% Cu over an area of 3 square km outlined and trenched; 155 m at 1.33% Cu (2005). Prospect is within a large nested caldera structure 15 km S of Honiara, Guadalcanal. Exploration by Utah in 1970s showed widespread high Cu in soils; rock chip float samples with >1% Cu. Exploration.
Study area name
Southeast Asia and Melanesia
United Nations (1985); Singer and others (2008)
Hammarstrom and others (2013)
Singer, D.A., Berger, V.I., and Moring, B.C., 2008, Porphyry copper deposits of the worldDatabase and grade and tonnage models, 2008: U.S. Geological Survey Open-File Report 2008-1155,  p. and digital data, accessed December 31, 2013, at http://pubs.usgs.gov/of/2008/1155/.
United Nations, 1985, Atlas of mineral resources of the ESCAP regionSolomon Islands: New York, United Nations Economic and Social Commission for Asia and the Pacific (ESCAP), v. 2, 35 p., 2 sheets.