Scientific data near [36.84000,-80.72000]

Search area extends approximately 1.1 km east-west and 1.4 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Carroll	county
Virginia	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Hillsville	quadrangle 1:24,000 scale
Galax	quadrangle 1:100,000 scale
Winston-salem	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Upper New	hydrologic unit
Kanawha	hydrologic accounting unit
Kanawha	hydrologic subregion
Ohio	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
Ashe Formation - Biotite gneiss	VA	Proterozoic Z
Ashe Formation - Mica schist or phyllite	VA	Proterozoic Z

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.

Database Home

ID	Data type	Description
Southwest Piedmont	M-Dz	Southwest Piedmont 5793 line km with spacing 0.80 km over parts of VA
Winston Salem	M/R-D	Winston Salem 5122 line km with spacing 4.80 km over parts of VA-NC-TN

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
SA20	Low-sulfide Au-quartz vein	Paleozoic
SA01	Massive sulfide, Besshi	Late Proterozoic

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
Laurentides	Passive margin	Southeastern Laurentia and Appalachians

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
Betty Baker Mine	Past Producer	Virginia, United States