Counties, states, countries, continents, or oceans | |
Dillingham | Census area |
Alaska | state |
United States | country |
North America | continent |
Land | continent |
Map quadrangles, from USGS or Canadian NTS | |
Dillingham B-7 | 1:63,360 Alaska quadrangle |
Dillingham | 1:250,000 Alaska quadrangle |
Watershed boundaries (USGS hydrologic units) | |
Wood River | hydrologic unit |
190303 | hydrologic accounting unit |
Yukon | hydrologic subregion |
Alaska | hydrologic region |
Map symbol | Lithology | Unit name |
---|---|---|
Jk | Sedimentary | Graywacke of Kulukak Bay of Hoare and Coonrad (1978) |
Qs | Unconsolidated | Unconsolidated surficial deposits, undivided |
Qs | Unconsolidated | Unconsolidated surficial deposits, undivided |
ID | Data type | Description |
---|---|---|
Dillingham area | M-D | Dillingham area 13888 line km with spacing 1.60 km over parts of AK |
Dillingham | M-D | Dillingham 2428 line km with spacing 9.60 km over parts of AK |
Dillingham | M/R-D | Dillingham 2333 line km with spacing 9.60 km over parts of AK |
Tract | Deposit Type | Mineralization age |
---|---|---|
AK-SW14 | Placer Au | |
AK-SW16 | Polymetallic vein |
Domain | Crust type | Region |
---|---|---|
Walrus-Togiak | Oceanic arc | Alaska |
Site name | Development | Commodities |
---|---|---|
Red Top | Past Producer | HG |
Marsh Mountain | Past Producer | HG |
Arcana | Past Producer | HG |
Site | Status | Commodities |
---|---|---|
Red Top | Undetermined | Hg |
Unnamed (near tributary to Arcan... | Undetermined | Hg |
Monk's Hood | Undetermined | Hg |
Sample ID | Sample source | Sample notes |
---|---|---|
C101113 | stream/river | stream deposit; MINUS-80-MESH STREAM SEDIMENT; stream |
C101117 | stream/river | stream deposit; MINUS-80-MESH STREAM SEDIMENT; stream |
Tract name | Deposit type | Geology |
---|---|---|
Pacific Margin | porphyry copper | Cretaceous through middle Tertiary volcanic and intrusive rocks representing a series of continental- and island-arc systems accreted and superimposed onto the paleomargin of northeast Asia. |