Gama Group besides Ports also engaged in the mining sector including cooperation in the area of Minahasa mining services, mining service Beji Pasuruan in the form of sand, gravel and rocks. Also in the area of mining stone Kejayan Pasuruan is processed into raw material casting, concrete blocks, paving stones which formed Split with different sizes and Abu Stone. Stone we directly processed mine location not far from the mine to be a stone-crushing machine is Stone Crusher 2 sets imported directly from Taiwan.