佩德拉阿祖尔（葡萄牙语：Pedra Azul）是巴西米纳斯吉拉斯州的一个市镇。总面积1618.686平方公里，总人口25798人，人口密度15.9人/平方公里。

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Pedra Azul (Portuguese for "blue stone") is a Brazilian municipality in the state of Minas Gerais, located in the northeast of the state, in the Jequitinhonha River valley region. The population in 2007 was 24,851 in a total area of 1,619 km².

The city belongs to the mesoregion of Jequitinhonha and to the microregion of Pedra Azul. The elevation of the municipal seat is 617 meters. It became a municipality in 1911. This municipality is located 16 km. to the east of the important BR-116 highway, which links Rio de Janeiro to Salvador. The boundary with the state of Bahia is 49 km. to the northeast.