Solomon Islands Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Papua New Guinea was US$18 during 2013, according to the United Nations COMTRADE database on international trade. Solomon Islands Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Papua New Guinea - data, historical chart and statistics - was last updated on May of 2024.