Geological Data Record: Putussibau, Pegunungan Kapuas & Nanga Obat 1:250 000 …

This technical record presents primary geological data from the mapping project of the Putussibau, Pegunungan Kapuas, and Nanga Obat quadrangles in West Kalimantan. The document provides detailed observations on lithology, structural geology, and regional stratigraphy based on systematic field surveys. Produced through an international cooperation between Indonesia and Australia, this record se…