Quaterra Resources Inc. (Quaterra) is a Canada-based exploration company. The Company is engaged in the exploration and development of the Yerington Copper District in Nevada. Quaterra also has a 35% interest in a gold project located in Alaska and a 37.5% interest in a silver project located in Mexico. The Company's 100%-owned MacArthur deposit is a copper deposit located around 70 miles southeast of Reno, Nevada. The Yerington deposit is porphyry copper system that includes the Yerington and a portion of the Bear copper deposits. Its Herbert gold project is a gold mineralized mesothermal quartz vein system in the Juneau Gold Belt of southeast Alaska. The project consists of 91 lode claims located around 30 kilometers north of Juneau and approximately 42 kilometers south of Coeur Alaska's Kensington gold mine. Quaterra's Nieves Silver project consists of 18 concessions covering around 12,064 hectares in the Rio Grande Municipality of the Zacatecas Mining District in central Mexico.