Karakteristik Fisis Aspal Alam di Pulau Buton Berdasarkan Gugus Fungsi Hidrokarbon: Physical Characteristics of Natural Asphalt on Buton Island Based on Hydrocarbon Functional Groups Arisona Arisona OPHIOLITE : Jurnal Geologi Terapan Vol. 5 No. 1 2023 DOI 10.56099/ophi.v5i1.p1-7