1. At the request of the Directorate of Mineral Resources (IMR), Republic of Indonesia, the outcrops of massive sulphide de• posits in Sangkaropi Project area, Central Sulawesi, were visited by the writer during the period from 15 to 24 December, 1979.
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2. 55 samples of stream sedim…
The chemical properties of the country rocks and sulfide ores of the bedded cupriferous .pyrite deposits in the Tenryu River basin were determine1. Thirty-seven rock samples were
chemically analyzed for major elements and 41 were spectrochemically determined for minor …