Juneau International Airport the past including the Convair 240, de Havilland Canada DHC-6 Twin Otter and two versions of the Grumman Goose amphibian aircraft, being a piston powered model and a turboprop version with the latter being named the "Turbo-Goose" by the airline. Alaska Airlines began serving Juneau during the late 1960s following its acquisition of two local air service carriers, Alaska Coastal Airlines, which was based in Juneau, and Cordova Airlines.Other air carriers that served Juneau over the years included Wien Air Alaska and MarkAir, which had both been based in Alaska. Western Airlines also returned to Juneau after ceasing service during
Juneau gold belt fissure fillings of the area are comparable with the California "mother lode" deposits. Most of the gold mines in the Juneau belt occur in the band of black slate which lies between the schists to the northeast and the greenstones to the southwest. "The complex of veins which follow this black slate is described as the main lode system of the Juneau belt." "Parallelism of vein systems and ore deposits with the outcrops of bed-rock formations...is one of the noteworthy characteristics of the district." This results in a "linear distribution of the mines." Most of the gold deposits are found