Abstract: The mineral geological exploration report is not only the basis of mining rights value evaluation, but also the basis of a mine construction.In the case of the mineral geological exploration report being unobjective, it not only can cause huge waste, but also may cause serious safety accidents, and therefore the subject should bear legal responsible for issuing the unobjective mineral geological exploration report.In this paper, first of all, give the concept what is the unobjectivity of the mineral geological exploration report, and introduces the form and the harm of the unobjective mineral geological exploration report.Then analyzes the legal attribute that the mining geological exploration report belongs to the appraisal conclusion, and on this basis, this paper discusses the civil liabilities of exploration unit who issued the unobjective mineral geological exploration report.And then analyze the administrative responsibility and criminal responsibility of the exploration unit who issues the unobjective mineral geological exploration report.