Scientific data near [44.48000,-70.49000]

Search area extends approximately 2.2 km east-west and 3.1 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Oxford	county
Maine	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Worthley Pond	quadrangle 1:24,000 scale
Lewiston	quadrangle 1:100,000 scale
Lewiston	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Lower Androscoggin	hydrologic unit
Androscoggin	hydrologic accounting unit
Androscoggin	hydrologic subregion
New England	hydrologic region

Geology of US states

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

Database Home

Unit	State	Lithology
Devonian Carrabassett Formation	ME	Devonian
Silurian Smalls Falls Formation	ME	Silurian

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
Lewiston	M/R-D	Lewiston 2494 line km with spacing 9.60 km over parts of ME-NH-VT

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.

Database Home

Domain	Crust type	Region
Ganderia	Passive margin	Southeastern Laurentia and Appalachians

Geochemistry of stream sediments in the US from the NURE-HSSR database

National-scale geochemical analysis of stream sediments and soils in the US collected and analyzed under the National Uranium Resource Evaluation program.

Database Home

Sample ID	Date collected	Sample type
5248643	1977-10-10	Stream sediment sample from flowing stream, sieved to less than 149 microns (-100 mesh) and dried at less than or equal to 110øC.
5248644	1977-10-10	Stream sediment sample from flowing stream, sieved to less than 149 microns (-100 mesh) and dried at less than or equal to 110øC.

Geochemistry of water samples in the US from the NURE-HSSR database

National-scale geochemical analysis of water samples in the US collected and analyzed under the National Uranium Resource Evaluation program.

Database Home

Sample ID	Date collected	Sample type
1152947	1977-10-10	Stream water sample filtered through a 0.8 micron filter at the site.
1152948	1977-10-10	Stream water sample filtered through a 0.8 micron filter at the site.

Mineral Resource Data System

MRDS describes metallic and nonmetallic mineral resources throughout the world. Included are deposit name, location, commodity, deposit description, geologic characteristics, production, reserves, resources, and references.

Database Home

Site name	Development	Commodities
Lobikis Mine	Past Producer	BE MIC GEM LI NI SIL

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
Lobikis Mine	Past Producer	Maine, United States

National Geochemical Database: Sediment

Geochemical analysis of sediment samples from the National Geochemical Database. Primarily inorganic elemental concentrations, most samples are of stream sediment in the continental US and Alaska.

Database Home

Sample ID	Sample source	Sample notes
EGQ080
EGQ142
EGQ163
EGQ169
EGQ237
EGR080
EGR142
EGR163
EGR169
EGR237

National Geochemical Database: Concentrate

Geochemistry of concentrates from the National Geochemical Database. Primarily inorganic elemental concentrations, most samples are from the continental US and Alaska.

Database Home

Sample ID	Sample source	Sample notes
EHA271		C
EHA336		C

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.

Database Home

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.

Prospect- and mine-related features on USGS topographic maps

Symbols indicating mining-related features digitized from historical USGS topographic maps in the western part of the conterminous US. Includes prospect pits, mine shafts and adits, quarries, open-pit mines, tailings piles and ponds, gravel and borrow pit

Database Home

Feature ID	Feature type	Feature name
Gravel Pit	point