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Asbestos mines, prospects, and occurrences in the US

Frequently anticipated questions:

• What does this data set describe?
  1. How should this data set be cited?
  2. What geographic area does the data set cover?
  3. What does it look like?
  4. Does the data set describe conditions during a particular time period?
  5. What is the general form of this data set?
  6. How does the data set represent geographic features?
  7. How does the data set describe geographic features?
• Who produced the data set?
  1. Who are the originators of the data set?
  2. Who also contributed to the data set?
  3. To whom should users address questions about the data?
• Why was the data set created?
• How was the data set created?
  1. From what previous works were the data drawn?
  2. How were the data generated, processed, and modified?
  3. What similar or related data should the user be aware of?
• How reliable are the data; what problems remain in the data set?
  1. How well have the observations been checked?
  2. How accurate are the geographic locations?
  3. How accurate are the heights or depths?
  4. Where are the gaps in the data? What is missing?
  5. How consistent are the relationships among the data, including topology?
• How can someone get a copy of the data set?
  1. Are there legal restrictions on access or use of the data?
  2. Who distributes the data?
  3. What's the catalog number I need to order this data set?
  4. What legal disclaimers am I supposed to read?
  5. How can I download or order the data?
• Who wrote the metadata?

What does this data set describe?

1. How should this data set be cited?

   Van Gosen, Bradley S., 2011, Asbestos mines, prospects, and occurrences in the US: Open-File Report, U.S. Geological Survey, Reston, Virginia.

   Online Links:

   • <http://mrdata.usgs.gov/asbestos/>

2. What geographic area does the data set cover?

   West_Bounding_Coordinate: -123.7124

   East_Bounding_Coordinate: -67.996

   North_Bounding_Coordinate: 48.989

   South_Bounding_Coordinate: 30.4779

3. What does it look like?

   <http://mrdata.usgs.gov/asbestos/asbestos-us-large.png> (PNG)

   Distribution of asbestos locations in the continental US., (384 x 256 pixels)

4. Does the data set describe conditions during a particular time period?

   Calendar_Date: 01-Sep-2001

   Currentness_Reference:

   Completion of web interfaces providing these data to the public; data come from previously published reports

5. What is the general form of this data set?

6. How does the data set represent geographic features?
   1. How are geographic features stored in the data set?

      This is a Point data set. It contains the following vector data types (SDTS terminology):

      • Entity point (913)

   2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitude and longitude values are specified in decimal degrees.

      The horizontal datum used is North American Datum of 1927.
      The ellipsoid used is Clarke 1866.
      The semi-major axis of the ellipsoid used is 6378206.4.
      The flattening of the ellipsoid used is 1/294.98.
      

7. How does the data set describe geographic features?

   main

   General site characteristics

   rec_id

   Site number.

   Record identifier for a site description, applies only within this database. Integer values. Int of width 4.

   Range of values
   Minimum:	1
   Maximum:	1109
   Resolution:	1

   state

   State.

   US state in which the site occurs. Textual values of no more than 2 characters.

   county

   County.

   County in which the site occurs. Textual values of no more than 32 characters.

   site_name

   Historic site name as reported.

   Name of the site or mine. Textual values of no more than 128 characters.

   devel

   Development.

   Extent of development, may also include feature type. Textual values of no more than 48 characters.

   Value	Definition
   (no value)	Information not available for this record. 55 records have no value for devel.

   latitude

   Latitude.

   Geographic latitude in decimal degrees, NAD27. Real numbers stored in double precision.

   Range of values
   Minimum:	30.4779
   Maximum:	48.989

   longitude

   Longitude.

   Geographic longitude in decimal degrees, NAD27. Real numbers stored in double precision.

   Range of values
   Minimum:	-123.7124
   Maximum:	-67.996

   oremin

   Asbestiform mineral(s) reported.

   Notes on asbestiform minerals found at the site. Textual values of no more than 254 characters.

   Value	Definition
   (no value)	Information not available for this record. 55 records have no value for oremin.

   assocmin

   Associated minerals reported.

   Notes on non-asbestiform minerals found at the site. Textual values of no more than 200 characters.

   Value	Definition
   (no value)	Information not available for this record. 58 records have no value for assocmin.

   hostrock

   Host rock(s) reported.

   Types of rock in the deposit or unit hosting asbestiform minerals. Textual values of no more than 200 characters.

   Value	Definition
   (no value)	Information not available for this record. 55 records have no value for hostrock.

   source

   Publication.

   USGS identifier of the publication from which this particular description was drawn. Textual values of no more than 12 characters.

   Value	Definition
   (no value)	Information not available for this record. 109 records have no value for source.

   minerals

   Minerals reported at the site

   rec_id

   Site number.

   Record identifier for a site description, applies only within this database. Integer values. Int of width 4.

   Range of values
   Minimum:	1
   Maximum:	1109
   Resolution:	1

   role

   Role of mineral.

   Role of mineral (asbestos or associated). Textual values of no more than 16 characters.

   name

   Mineral name.

   Mineral name. Textual values of no more than 64 characters.

   reflink

   Links references to site descriptions

   rec_id

   Site number.

   Record identifier for a site description, applies only within this database. Integer values. Int of width 4.

   Range of values
   Minimum:	1
   Maximum:	1109
   Resolution:	1

   citation

   Short citation.

   Short in-text citation, including page number. Textual values of no more than 100 characters.

   ref_id

   Reference number.

   Unique identifier for a bibliographic reference within this database. Integer values. Int of width 4.

   Value	Definition
   (no value)	Information not available for this record. 7 records have no value for ref_id.

   Range of values
   Minimum:	1
   Maximum:	615
   Resolution:	1

   ref

   Bibliographic references for the site descriptions

   ref_id

   Reference number.

   Unique identifier for a bibliographic reference within this database. Integer values. Int of width 4.

   Value	Definition
   (no value)	Information not available for this record. 7 records have no value for ref_id.

   Range of values
   Minimum:	1
   Maximum:	615
   Resolution:	1

   short_ref

   Short citation.

   Short in-text citation, not including page number. Textual values of no more than 64 characters.

   reference

   Bibliographic reference.

   Full bibliographic citation as found in USGS report bibliographies. Textual values of no more than 254 characters.

   onlink

   Online linkage.

   URL for the report, if online. Textual values of no more than 128 characters.

   Value	Definition
   (no value)	Information not available for this record. 422 records have no value for onlink.

   source

   Publication.

   USGS identifier of the publication from which this particular reference was drawn. Textual values of no more than 12 characters.

   Value	Definition
   (no value)	Information not available for this record. 109 records have no value for source.

Who produced the data set?

1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
   • Van Gosen, Bradley S.

2. Who also contributed to the data set?

3. To whom should users address questions about the data?
   Peter N Schweitzer
   USGS ER GD
   Geologist
   12201 Sunrise Valley Drive
   Reston, VA 20192-0002
   USA
   

   703-648-6533 (voice)
   703-648-6252 (FAX)
   pschweitzer@usgs.gov
   

Why was the data set created?

Provide general characteristics of historical mines and other occurrences to support regional mineral resource assessment and analysis of potential environmental effects.

How was the data set created?

1. From what previous works were the data drawn?

   ofr20051189 (source 1 of 6)

   Van Gosen, Bradley S., 2005, Reported historic asbestos mines, historic asbestos prospects, and natural asbestos occurrences in the eastern United States: Open-File Report 2005-1189, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2005/1189/>

   Source_Contribution: Asbestos and fibrous amphibole occurrences in the eastern US

   ofr20061211 (source 2 of 6)

   Van Gosen, Bradley S., 2006, Reported historic asbestos prospects and natural asbestos occurrences in the central United States: Open-File Report 2006-1211, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2006/1211/>

   Source_Contribution:

   Asbestos and fibrous amphibole occurrences in the central states of the US

   ofr20071182 (source 3 of 6)

   Van Gosen, Bradley S., 2007, Reported Historic Asbestos Mines, Historic Asbestos Prospects, and Natural Asbestos Occurrences in the Rocky Mountain States of the United States (Colorado, Idaho, Montana, New Mexico, and Wyoming): Open-File Report 2007-1182, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2007/1182/>

   Source_Contribution:

   Asbestos and fibrous amphibole occurrences in Colorado, Idaho, Montana, New Mexico, and Wyoming

   (source 4 of 6)

   Van Gosen, Bradley S., 2008, Reported Historic Asbestos Mines, Historic Asbestos Prospects, and Natural Asbestos Occurrences in the Southwestern United States (Arizona, Nevada, and Utah): Open-File Report 2008-1095, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2008/1095/>

   Source_Contribution:

   Asbestos and fibrous amphibole occurrences in Arizona, Nevada, and Utah

   ofr20101041 (source 5 of 6)

   Van Gosen, Bradley S., 2010, Reported Historic Asbestos Mines, Historic Asbestos Prospects, and Other Natural Occurrences of Asbestos in Oregon and Washington: Open-File Report 2010-1041, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2010/1041/>

   Source_Contribution:

   Asbestos and fibrous amphibole occurrences in Oregon and Washington

   ofr20111188 (source 6 of 6)

   Van Gosen, Bradley S., and Clinkenbeard, John P., 2011, Reported historic asbestos mines, historic asbestos prospects, and other natural occurrences of asbestos in California: Open-File Report 2011-1188, U.S. Geological Survey.

   Online Links:

   • <http://pubs.usgs.gov/of/2011/1188/>

   Source_Contribution:

   Asbestos, fibrous amphiboles and talc deposits of Death Valley in California

2. How were the data generated, processed, and modified?

   Date: 01-Sep-2011 (process 1 of 1)

   Data were drawn from the previously published reports, combined, references linked to the records, and the information stored in a fully relational database with specialized web interfaces providing access by maps, geographic and topical browse, web services, and a variety of download options.

3. What similar or related data should the user be aware of?

How reliable are the data; what problems remain in the data set?

1. How well have the observations been checked?

2. How accurate are the geographic locations?

3. How accurate are the heights or depths?

4. Where are the gaps in the data? What is missing?

5. How consistent are the relationships among the observations, including topology?

How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints: none

Use_Constraints: none

1. Who distributes the data set? (Distributor 1 of 1)
   Peter N Schweitzer
   USGS ER GD
   Geologist
   12201 Sunrise Valley Drive
   Reston, VA 20192-0002
   USA
   

   703-648-6533 (voice)
   703-648-6252 (FAX)
   pschweitzer@usgs.gov
   

2. What's the catalog number I need to order this data set?

   Consolidated asbestos occurrence database

3. What legal disclaimers am I supposed to read?

   This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards (or with the North American Stratigraphic Code). Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

4. How can I download or order the data?
   • Availability in digital form:

     Data format:	Locations of asbestos mines, prospects and occurrences with mineralogy in format WMS (version 1.1.1)
     Network links:	<http://mrdata.usgs.gov/services/asbestos?request=GetCapabilities&service=WMS&version=1.1.1>

     Data format:	Location and mineralogy of asbestos mines, prospects, and occurrences in the continental US in format WFS (version 1.0.0)
     Network links:	<http://mrdata.usgs.gov/services/asbestos?request=GetCapabilities&service=WFS&version=1.0.0>

     Data format:	Locations and mineralogy of asbestos and fibrous amphibole deposits in format Shapefile (version 1.0) Size: 58 kilobytes
     Network links:	<http://mrdata.usgs.gov/asbestos/asbestos.zip>

     Data format:	Locations and mineralogy of asbestos and fibrous amphibole deposits with references in format Comma-delimited text Size: 96 kilobytes
     Network links:	<http://mrdata.usgs.gov/asbestos/asbestos-csv.zip>

   • Cost to order the data: none

Who wrote the metadata?

Dates:

Last modified: 01-Sep-2011

Metadata author:

Peter N Schweitzer
USGS ER GD
Geologist
12201 Sunrise Valley Drive
Reston, VA 20192-0002
USA

703-648-6533 (voice)
703-648-6252 (FAX)
pschweitzer@usgs.gov

Metadata standard:

Content Standard for Digital Geospatial Metadata (FGDC-STD-001-1998)