Counties, states, countries, continents, or oceans | |
Map quadrangles, from USGS or Canadian NTS | |
Craig (alaska) B-2 | 1:63,360 Alaska quadrangle |
Craig | 1:250,000 Alaska quadrangle |
Watershed boundaries (USGS hydrologic units) | |
Prince of Wales | hydrologic unit |
190101 | hydrologic accounting unit |
Arctic Slope | hydrologic subregion |
Alaska | hydrologic region |
Areas administered by US Federal agencies |
Map symbol | Lithology | Unit name |
---|---|---|
CPxwg | Metamorphic | Wales Group, undivided |
ID | Data type | Description |
---|---|---|
Craig 1982 | M-D | Craig 1982 9221 line km with spacing 0.80 km over parts of AK |
Craig AK | M/R-D | Craig AK 1496 line km with spacing 9.60 km over parts of AK |
Ketchikan 1999 | M/EM-D | Ketchikan 1999 4751 line km with spacing 0.40 km over parts of AK |
Tract | Deposit Type | Mineralization age |
---|---|---|
AK-SE04 | Kuroko massive sulfide |
Domain | Crust type | Region |
---|---|---|
Alexander | Oceanic arc | Alaska |
Lab ID | Sample medium | Description |
---|---|---|
C177455 | rock | igneous quartz diorite |
C177456 | rock | igneous rhyolite |
C177457 | rock | igneous andesite porphyry |
C177458 | rock | metamorphic amphibolite |
C177459 | rock | igneous basalt |
C177460 | rock | igneous diorite |
C294255 | rock | igneous dacite |
Sample ID | Rock type | Rock name |
---|---|---|
C177455 | igneous | quartz diorite |
C177456 | igneous | rhyolite |
C177457 | igneous | andesite |
C177458 | igneous | amphibolite |
C177459 | igneous | basalt |
C177460 | igneous | diorite |
Site name | Development | Commodities |
---|---|---|
Bertha Claim | Occurrence | CU |
Site | Status | Commodities |
---|---|---|
Bertha; Hecla; Red Rose | Probably inactive | Cu |
Khayyam; Kiam; Cayenne | Active | Ag;Au;Cu;Zn |
Tract name | Deposit type | Geology |
---|---|---|
Late Continental Arc | porphyry copper | Porphyry Cu systems associated with predominantly calc-alkalic igneous rocks of post-accretionary continental magmatic arcs (Oligocene-Pliocene) |
Intermontane Island-Arc | porphyry copper | Porphyry Cu systems associated with pre-accretionary Triassic and Jurassic calc-alkalic island arcs that formed offshore of western North America |
Intermontane Island-Arc Cu-Au | porphyry copper | Triassic and Jurassic alkalic igneous rocks of accreted island arcs that formed offshore of western North America |
Insular Mixed Island- and Continental Arc | porphyry copper | Calc-alkalic igneous rocks of accreted Jurassic island-arc terranes |
Cordilleran Continental Arc | porphyry copper | Porphyry Cu systems associated with predominantly calc-alkalic igneous rocks of post-accretionary continental magmatic arcs (Jurassic-Eocene) |
Southeast Alaska Tertiary | porphyry copper | Tertiary subduction and postsubduction calc-alkalic plutons of southeast Alaska |
Alaska Peninsula and Aleutian Islands | porphyry copper | Tertiary felsic to intermediate composition intrusions of the Alaska Peninsula and Aleutian Islands |
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. |