With a portfolio of 26 operating mines and advanced exploration and development projects, Toronto-based Barrick Corporation is the largest gold mining company in the world.

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"Before we can send astronauts there, we need to understand the environments and hazards that they would face" said Chris Moore, deputy director of advanced exploration systems at NASA headquarters.

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Chris Moore, NASA's deputy director for advanced exploration systems, said the space agency is working on engines aimed at cutting the trip time by the 2030s, when it hopes to send humans to Mars.

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In addition to the properties that Allied Nevada owns or has an interest in, Management will pursue additional opportunities in advanced stage exploration projects or producing mines.

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