Scientific data near [35.36000,-120.68000]

Search area extends approximately 2.2 km east-west and 2.7 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
San Luis Obispo	county
California	state
United States	country
North America	continent
Land	continent
Map quadrangles, from USGS or Canadian NTS
San Luis Obispo	quadrangle 1:24,000 scale
San Luis Obispo	quadrangle 1:100,000 scale
San Luis Obispo	quadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Central Coastal	hydrologic unit
Central California Coastal	hydrologic accounting unit
Central California Coastal	hydrologic subregion
California	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
Quaternary large landslide deposits	CA	Quaternary
Ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains)	CA	Middle to Late 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
San Luis Obispo	M/R-D	San Luis Obispo 2751 line km with spacing 4.80 km over parts of CA
Paso Robles	M-D	Paso Robles 20507 line km with spacing 0.80 km over parts of CA

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
PC11	Massive sulfide, Besshi	Mesozoic
PC34	Hot-spring Au-Ag	Tertiary
PC39	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
Franciscan	Accretionary wedge	Western Cordillera

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.

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Sample ID	Date collected	Sample type
5200379	1979-09-27	Stream sediment sample from dry stream, sieved to less than 149 microns (-100 mesh), and dried (if necessary) at less than or equal to 110øC.

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
El Primero
New London
Trinidad
Pick and Shovel
Sunshine

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
D239744	igneous	unknown

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
Trinidad Mine	Past Producer	CR
La Primera	Past Producer	CR
Trinidad Mine	Past Producer	CR
New London Mine	Past Producer	CR FE
La Primera	Past Producer	CR
New London Mine	Past Producer	CR
Cypress Chrome Prospect	Prospect	CR
San Luis Obispo Nickel	Occurrence	NI
Cypress Prospect, Pick and Shovel Group	Occurrence	CR
Unnamed Prospect	Prospect	CR
Outpost Nos. 1 & 2 Claims	Prospect	CR FE
San Luis Obispo	Occurrence	NI
Pick & Shovel Mine	Producer	CR
Sunshine Claims	Prospect	CR
Sunshine Claim	Producer	CR
New London Mine	Producer	CR
Trinidad Mine	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
Seeley Group	Past Producer	California, United States
New London Mine	Past Producer	California, United States
El Salto Mine	Producer	California, United States
El Prinero Mine	Producer	California, United States
La Primera	Past Producer	California, United States
Trinidad Mine	Past Producer	California, United States
Outpost Claims	Past Producer	California, United States
Sunshine Claim	Producer	California, United States
New London Mine	Producer	California, United States
Seeley Group	Past Producer	California, United States
Trinidad Mine	Producer	California, United States
El Divisadero Mine	Past Producer	California, United States
El Salto Mine	Past Producer	California, United States
Trinidad Mine	Past Producer	California, United States
New London Mine	Past Producer	California, United States
La Primera	Past Producer	California, United States
Cypress Prospect, Pick and Shovel Group	Occurrence	California, United States
Santa Clara Deposit	Occurrence	California, United States
Lucky Jake Chromite	Occurrence	California, United States
Sunshine Claims	Occurrence	California, United States
Outpost Nos. 1 & 2 Claims	Occurrence	California, United States
Cypress Chrome Prospect	Occurrence	California, United States
Santa Clara Deposit	Occurrence	California, United States
San Luis Obispo Nickel	Occurrence	California, United States
San Luis Obispo	Occurrence	California, United States
Colorado Mine	Past Producer	California, United States
El Divisadero	Producer	California, 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.

Database Home

Tract name	Deposit type	Geology
Sierran Arc	porphyry copper	A composite island-continental margin arc that formed during subduction of the Farallon Plate beneath western North America
Western U.S. and Sonoran Desert Jurassic Arc	porphyry copper	U.S. and Mexican parts of a composite island-continental margin arc that formed during subduction of the Farallon Plate beneath western North America

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	point	Primera Mine
Open Pit Mine	point	La Trinidad Mine
Open Pit Mine	point
Open Pit Mine	point	Pick and Shovel Mine
Prospect Pit	point
Prospect Pit	point
Prospect Pit	point
Open Pit Mine	point	Trinidad Mine
Prospect Pit	point
Adit	point	Pick and Shovel Mine
Prospect Pit	point
Open Pit Mine	polygon	Pick and Shovel Mine
Open Pit Mine	polygon	La Trinidad Mine
Open Pit Mine	polygon	Primera Mine