Counties, states, countries, continents, or oceans | |
Yukon-Koyukuk | Census area |
Alaska | state |
United States | country |
North America | continent |
Land | continent |
Map quadrangles, from USGS or Canadian NTS | |
Circle B-4 | 1:63,360 Alaska quadrangle |
Circle | 1:250,000 Alaska quadrangle |
Watershed boundaries (USGS hydrologic units) | |
Birch-Beaver Creeks | hydrologic unit |
190404 | hydrologic accounting unit |
Southwest Alaska | hydrologic subregion |
Alaska | hydrologic region |
ID | Data type | Description |
---|---|---|
Alaska Regional | M-Dz | Alaska Regional 14484 line km with spacing 16.10 km over parts of AK |
Northeast Alaska '73 | M-D | Northeast Alaska '73 25044 line km with spacing 1.60 km over parts of AK |
Circle | M/R-D | Circle 1987 line km with spacing 9.60 km over parts of AK |
Northeast Fairbanks | M/EM-D | Northeast Fairbanks 3260 line km with spacing 0.40 km over parts of AK |
Tract | Deposit Type | Mineralization age |
---|---|---|
AK-EC07 | Low-sulfide Au-quartz veins | |
AK-EC13 | Porphyry Cu, BC-Ak type | |
AK-EC14 | Plutonic porphyry Au | |
AK-EC18 | Polymetallic vein | |
AK-EC15 | Placer Au |
Domain | Crust type | Region |
---|---|---|
Yukon-Tanana lower | Passive margin | Alaska |
Lab ID | Sample medium | Description |
---|---|---|
CDT002 | rock | metamorphic quartzite |
CEA575 | rock | igneous felsite |
CEA576 | rock | metamorphic quartzite |
CEA577 | rock | metamorphic quartzite |
CEA666 | rock | metamorphic schist |
CEJ431 | concentrate | panned C3 fraction |
CEJ670 | rock | metamorphic quartzite |
CEJ678 | rock | metamorphic quartzite |
CEJ679 | rock | igneous rhyodacite |
CEJ684 | rock | metamorphic quartzite |
CEJ686 | rock | metamorphic quartzite |
CEJ687 | rock | igneous rhyolite |
CEJ688 | rock | metamorphic schist |
CEJ689 | rock | metamorphic schist |
CEJ690 | rock | metamorphic quartzite |
CEJ691 | rock | metamorphic marble |
CEJ692 | rock | metamorphic schist |
CEJ693 | rock | metamorphic schist |
CEJ694 | rock | metamorphic quartzite |
CEJ695 | rock | metamorphic quartzite |
CEJ737 | rock | metamorphic quartzite |
CEJ739 | rock | metamorphic quartzite |
CEJ740 | rock | metamorphic schist |
CEN259 | rock | igneous dacite |
CEN260 | rock | metamorphic quartzite |
CFY902 | rock | metamorphic quartzite |
CFY903 | rock | igneous aplite |
CFY904 | rock | metamorphic quartzite |
Sample ID | Rock type | Rock name |
---|---|---|
CDT002 | unspecified | breccia |
CEA575 | igneous | felsite |
CEA576 | metamorphic | quartzite |
CEA577 | metamorphic | quartzite |
CEA666 | metamorphic | schist |
CEJ670 | metamorphic | quartzite |
CEJ678 | metamorphic | quartzite |
CEJ679 | igneous | rhyodacite |
CEJ686 | metamorphic | quartzite |
CEJ687 | igneous | rhyolite |
CEJ688 | metamorphic | schist |
CEJ689 | metamorphic | schist |
CEJ690 | metamorphic | quartzite |
CEJ691 | metamorphic | marble |
CEJ692 | metamorphic | schist |
CEJ693 | metamorphic | schist |
CEJ694 | metamorphic | quartzite |
CEJ695 | metamorphic | quartzite |
CEJ739 | metamorphic | quartzite |
CEJ740 | metamorphic | schist |
CEN259 | igneous | dacite |
CEN260 | metamorphic | quartzite |
CFY902 | metamorphic | quartzite |
CFY903 | igneous | aplite |
CFY904 | metamorphic | quartzite |
Site name | Development | Commodities |
---|---|---|
Unnamed (near Table Mountain) | Occurrence | AU |
Table Mountain Lode | Prospect | AU W |
Site | Status | Commodities |
---|---|---|
Unnamed (near Table Mountain) | Inactive | Au |
Sample ID | Sample source | Sample notes |
---|---|---|
CEJ431 | stream/river | stream |
Tract name | Deposit type | Geology |
---|---|---|
Yukon-Tanana Upland | porphyry copper | Kluane Arc and Tertiary Kuskokwim Mountains volcanic-plutonic belt (continuation of Canadian Cordilleran continental arc); north of the Denali Fault |
Chukotka | porphyry copper | Early to Late Cretaceous volcanic and intrusive rocks composing island-arc, continental-arc, and collisional magmatic belts associated with the Chukotka microcontinent. |
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. |