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Quadra Mining Ltd. is a Vancouver, BC-based company in the Agriculture and Mining sector.
Paragon Geophysical Svc is a Wichita, KS-based company in the Agriculture and Mining sector.
Imperial Zinc Corp is a Chicago, IL-based company in the Agriculture and Mining sector.
Grand Rapids Gravel Co Inc is a Wyoming, MI-based company in the Agriculture and Mining sector.
El Tigre Silver Corp. engages in the acquisition, exploration, and development of precious metals properties in Mexico. The company primarily explores for gold, silver, lead, copper, zinc, and PGM resource properties. It focuses on its 100% owned El Tigre Silver Property, which consists of eight exploration mining concessions covering 43,166 hectare land package located in Sonora, Mexico, as well as holds one additional 32 hectare claim separate from the El Tigre Silver Property. The company was formerly known as Herdron Capital Corp. and changed its name to El Tigre Silver Corp. in March 2010. El Tigre Silver Corp. was incorporated in 2007 and is headquartered in Vancouver, Canada.