Indonesia has received its share of attention from the worldwide mineral exploration community. A number of articles have commented on the country's attractiveness as a target as regards foreign investment in mineral sector. While these articles no doubt are well intentioned, they often fail to satisfactorily highlight the strong mineral procpectivity throughout much of Indonesia. This factor should not be overlooked when one considers the level of mineral exploration directed towards Indonesia by mining companies. This paper will consider 13 of the more significant greenfield mineral prospects within the country primarily by considering the in-ground value of each. This value is quite substantial and very relevant in the choice of Indonesia as an investment destination.