Scientific data near [42.34000,-123.77000]

Search area extends approximately 2.2 km east-west and 3.0 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Josephine	county
Oregon	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
Pearsoll Peak	quadrangle 1:24,000 scale
Grants Pass	quadrangle 1:100,000 scale
Medford	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Illinois	hydrologic unit
Southern Oregon Coastal	hydrologic accounting unit
Oregon-Washington Coastal	hydrologic subregion
Pacific Northwest	hydrologic region
Areas administered by US Federal agencies
Siskiyou National Forest	National Forest
National Forest FS	Type of land area
FS	Federal land areas administered by FS

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
Granite and diorite	OR	Triassic and Jurassic
Ultramafic and related rocks of ophiolite sequences	OR	Paleozoic(?), Triassic(?), and Jurassic

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
Josephine	M-Dz	Josephine 3218 line km with spacing 0.80 km over parts of OR
Medford '78	M-Dz	Medford '78 5978 line km with spacing 1.60 km over parts of OR
Medford	M/R-D	Medford 4707 line km with spacing 4.80 km over parts of CA-OR

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
PC03	Skarn Cu	Mesozoic
PC08	Porphyry Cu	Mesozoic
PC40	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
Foothills-Wallowa	Oceanic arc	Western Cordillera

Podiform chromite deposits

Location and characteristics of 1,124 individual mineral deposits of this type, with grade and tonnage models for chromium as well as several related elements.

Database Home

Record	Type	Comment
Shade
Black Otter Claim
Jim Bus
Lucky Star
Midnight Claim
Oregon Chrome
Gray Buck No. 2
Gray Buck No. 1
Gray Buck No. 4
Sally Ann Claim

National Geochemical Database: Rock

Geochemical analysis of rock samples collected and analyzed by the USGS. This dataset includes and supersedes rock data formerly released as "Geochemistry of igneous rocks in the US extracted from the PLUTO database"

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Sample ID	Rock type	Rock name
DAD276
DAD278
EDW817	igneous	ultramafic

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
Black Otter Claim	Producer	CR
Lucky Star	Producer	CR
Oregon Chrome Mine	Producer	CR PGE_PT PGE_PD PGE_IR PGE_RU PGE_RH
Jack Shade Chromite	Past Producer	CR
Jim Bus	Producer	CR
Mule Shoe Claim	Past Producer	CR
Midnight Claim	Past Producer	CR
Low Ridge Claim	Occurrence	CR
Nichols Place	Occurrence	CR
Black Otter Claim	Past Producer	CR
Mule Shoe Claim	Occurrence	CR
Low Ridge Claim	Prospect	CR
Nichols Place	Prospect	CR
Jack Shade Chrome Mine	Past Producer	CR
Robbin Prospect	Occurrence	CR
Black Beauty	Prospect	CR
Black Beauty	Past Producer	CR
Robbin Prospect	Past Producer	CR
Midnight Claim	Prospect	CR
Lucky Star	Past Producer	CR

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
Sally Ann Claim	Producer	Oregon, United States
Black Otter Claim	Producer	Oregon, United States
Mule Shoe Claim	Past Producer	Oregon, United States
Midnight Claim	Past Producer	Oregon, United States
Oregon Chrome Mine	Producer	Oregon, United States
Lucky Star	Producer	Oregon, United States
Jim Bus	Producer	Oregon, United States
Gray Buck Group Group	Producer	Oregon, United States
Sally Ann Claim	Past Producer	Oregon, United States
Oregon Chrome Mine	Past Producer	Oregon, United States
Black Beauty	Past Producer	Oregon, United States
Lucky Star	Past Producer	Oregon, United States
Gray Buck Group	Past Producer	Oregon, United States
Robbin Prospect	Past Producer	Oregon, United States
Black Otter Claim	Past Producer	Oregon, United States
Robbin Prospect	Occurrence	Oregon, United States
Low Ridge Claim	Occurrence	Oregon, United States
Black Beauty	Occurrence	Oregon, United States
Midnight Claim	Occurrence	Oregon, United States
Nichols Place	Occurrence	Oregon, United States
Mule Shoe Claim	Occurrence	Oregon, United States
Low Ridge Claim	Occurrence	Oregon, United States
Nichols Place	Occurrence	Oregon, United States

National Geochronological Database

Radiometric ages of geological materials by K-Ar, Rb-Sr, Sm-Nd, fission track, and U-Th-Pb dating methods. A revision of DDS-14 correcting locations and providing the data in more convenient formats.

Database Home

Sample ID	Sample source	Rock name
11729	Outcrop or artificial surface exposure	Trondhjemite

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
Open Pit Mine or Quarry	point
Open Pit Mine	point	Robertson Mine
Open Pit Mine or Quarry	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Adit	point
Mine Shaft	point
Open Pit Mine or Quarry	point
Adit	point	Robertson Mine
Adit	point
Adit	point
Adit	point	Mine
Adit	point