Mineral assessment tracts in Seward (1:250,000 Alaska quadrangle in USGS Quadrangles)

[Additional scientific data in this geographic area]

AK-SC04: Besshi massive sulfide (24b) (Late Cretaceous - Early Tertiary) , covers 42 % of this area
90%50%10%5%1%
510303030
AK-SC06: Cyprus massive sulfide (24a) (Early Tertiary) , covers 42 % of this area
90%50%10%5%1%
12888
AK-SC12: Low-sulfide Au-quartz veins, Chugach type (36a.1) (Eocene - Oligocene) , covers 62 % of this area
90%50%10%5%1%
80600800800800
AK-SC25: Placer Au (39a) (Cenozoic) , covers 14 % of this area
The number of undiscovered deposits in this tract was not estimated.