Scientific data near [48.47000,-119.58000]

Search area extends approximately 1.1 km east-west and 1.7 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Okanogan	county
Washington	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Omak	quadrangle 1:24,000 scale
Omak	quadrangle 1:100,000 scale
Okanogan	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Okanogan	hydrologic unit
Upper Columbia	hydrologic accounting unit
Upper Columbia	hydrologic subregion
Pacific Northwest	hydrologic region

Geology of US states

Digital geologic maps of the US states with consistent lithology, age, GIS database structure, and format

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Unit	State	Lithology
Glacial drift, undivided	WA	Pleistocene
Triassic sedimentary rocks, undivided	WA	Triassic with Permian where impossible to differentiate

Airborne geophysical surveys

Aerial surveys of magnetic anomaly and gamma ray emission; older surveys were analog record which have been digitized, newer surveys collected data in digital form.

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ID	Data type	Description
Northern Washington	M-Dz	Northern Washington 5349 line km with spacing 1.60 km over parts of WA
Okanogan	M/R-D	Okanogan 7909 line km with spacing 1.60 km over parts of WA

Estimates of undiscovered mineral resources

National Mineral Resource Assessment 1998: Estimates of the number of undiscovered mineral resources of gold, silver, copper, lead, and zinc within identified permissive tracts (geographic areas in which mineral deposits may form).

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Tract	Deposit Type	Mineralization age
NR01	Skarn Cu	Mesozoic - Tertiary
NR18	Massive sulfide, kuroko	Permian - Triassic
NR05	Skarn Au, truncated	Mesozoic
NR08	Porphyry Cu (BC-AK)	Mesozoic
NR14	Alkaline Au-Te	Cretaceous
NR44	Low-sulfide Au-quartz vein	Mesozoic

The continental crust

Seventy-seven major components of the North American continent were delineated at a general scale (1:5,000,000); including the general composition, geological environment, and types of primary metals endowments that can be expected in each domain.

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Domain	Crust type	Region
Okanogan	Oceanic arc	Northern Rocky Mountains

An index to PGE-Ni-Cr deposits and occurrences in selected mineral-occurrence databases (web-accessible database)

A compendium of references to previously published databases and database records that describe PGE, nickel, and chromium deposits and occurrences. These data show where to obtain more detailed information about each deposit or occurrence.

Database Home

Deposit name	Deposit type	Location
Johnson Creek	Past Producer	Washington, United States
Johnson Creek Prospect	Occurrence	Washington, United States
Chrome Cliffs Mine	Occurrence	Washington, United States

Global assessment of undiscovered copper resources

Deposits, prospects, and permissive tracts for porphyry and sediment-hosted copper resources worldwide, with estimates of undiscovered copper resources.

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Tract name	Deposit type	Geology
Cascade Arc	porphyry copper	U.S. part of a continental margin arc that formed during subduction of the Pacific and Juan de Fuca plates beneath western North America
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
Cordilleran Continental Arc	porphyry copper	Porphyry Cu systems associated with predominantly calc-alkalic igneous rocks of post-accretionary continental magmatic arcs (Jurassic-Eocene)
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.