In this article it is discussed the evolution of the inequality of income and the principal determinant of the revenue of the mining rural families, from 1981 to 2006. For such purpose, it is used the microdados of the National Research by Sample of Home. The results demonstrate that the transformations in the field affected the income of those families and they altered your occupational profile, tends negative impacts in the inequality and modifying the determinant of the income. Likewise, it is demonstrated that the inequality of income in the rural miner doesn't follow the same fall tendency in Brazil in the last years, indicating the need of politics that you/they assist the needs of this new one rural.