Primero owns 100% of the Ventanas and Lechuguilla properties, which are not covered by the San Dimas silver purchase agreement with Silver Wheaton.
The Ventanas property is located 32 kilometres southeast of San Dimas, totals 3,470 hectares contains no less than 17 old mine workings and multiple low to intermediate sulphidation epithermal veins systems. It is divided into three vein areas: the Mala Noche, Ventanas and San Cayetano areas. Each has numerous previously explored and worked veins with a style of mineralization similar to San Dimas. Despite the significant historical workings, many parts of the Ventanas property remain under-explored. A National Instrument 43-101 compliant resource estimate was completed for Mala Noche Resource Corp. (predecessor of Primero) in 2009.