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Asarco is primarily engaged in copper production, but also produces specialty chemicals and aggregates. The Company's copper business includes integrated mining, smelting and refining operations in North America and in Peru through its 54.3% owned
Terra surveys is a Palmer, AK-based company in the Agriculture and Mining sector.
Ponderosa Industries Inc is a Denver, CO-based company in the Agriculture and Mining sector.
Diamond Coring Co Inc is a Chicago, IL-based company in the Agriculture and Mining sector.
Clement Mac is a San Francisco, CA-based company in the Agriculture and Mining sector.