ABSTRACtBintan is one of the remarkable islands in Indonesia. The fertile soil, the abundant of water sources throughout the year; the various and numerous mineral resources and the beauty that dazzles with white sandy beach are several of the magic. Bauxite is the other magic of the island, since this mineral is the main mine resource of this island. This article explores the huge potency of alumina and the threat of mining activities in Bintan Island, especially in Gunung Kijang District which located in the eastern part of the main island.