Spatial Geologic Data Model for the Gunnison, Grand Mesa, Uncompahgre National Forests Mineral Resource Assessment Area, Southwestern Colorado and Digital Data for the Leadville, Montrose, Durango, and Colorado Parts of the Grand Junction, Moab, and Cortez 1° X 2° Geologic Maps

Metadata also available as - [Outline] - [Parseable text] - [XML]

Frequently anticipated questions:


What does this data set describe?

Title:
Spatial Geologic Data Model for the Gunnison, Grand Mesa, Uncompahgre National Forests Mineral Resource Assessment Area, Southwestern Colorado and Digital Data for the Leadville, Montrose, Durango, and Colorado Parts of the Grand Junction, Moab, and Cortez 1° X 2° Geologic Maps
Abstract:
Spatial Geologic Data Model for the Gunnison, Grand Mesa, Uncompahgre National Forests Mineral Resource Assessment Area, Southwestern Colorado and Arc/Info versions of the Leadville, Durangeo and Montrose 2 degree quadrangles as well as the Colorado half of the Grand Junction, Moab and Cortez 2 degree quadrangles.
  1. How might this data set be cited?
    Day, Warren C., Daniel H. Knepper, Jr., Green, Gregory N., and Phillips, Randal C., 1999, Spatial Geologic Data Model for the Gunnison, Grand Mesa, Uncompahgre National Forests Mineral Resource Assessment Area, Southwestern Colorado and Digital Data for the Leadville, Montrose, Durango, and Colorado Parts of the Grand Junction, Moab, and Cortez 1° X 2° Geologic Maps: U.S. Geological Survey Open-File Report 99-427, U.S. Geological Survey, Denver, Colorado.

    Online Links:

  2. What geographic area does the data set cover?
    West_Bounding_Coordinate: -109.0
    East_Bounding_Coordinate: -106.0
    North_Bounding_Coordinate: 39.50
    South_Bounding_Coordinate: 37.75
  3. What does it look like?
  4. Does the data set describe conditions during a particular time period?
    Calendar_Date: 1999
    Currentness_Reference:
    publication date
  5. What is the general form of this data set?
    Geospatial_Data_Presentation_Form: map
  6. How does the data set represent geographic features?
    1. How are geographic features stored in the data set?
      This is a vector data set.
    2. What coordinate system is used to represent geographic features?
      The map projection used is Lambert Conformal Conic.
      Projection parameters:
      Standard_Parallel: 33.0
      Standard_Parallel: 45.0
      Longitude_of_Central_Meridian: -108.0
      Latitude_of_Projection_Origin: 0.0
      False_Easting: 0
      False_Northing: 0
      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest 1
      Ordinates (y-coordinates) are specified to the nearest 1
      Planar coordinates are specified in Meters
      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?
    Entity_and_Attribute_Overview: formation name, age, lithology and description are attributes
    Entity_and_Attribute_Detail_Citation: none

Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)
    • Warren C. Day
    • Daniel H. Knepper, Jr.
    • Gregory N. Green
    • Randal C. Phillips
  2. Who also contributed to the data set?
    Randal C. Phillips of the Colorado Geological Survey Warren C. Day of the U.S. Geological Survey and Gregory N. Green of U.S. Geological Survey
  3. To whom should users address questions about the data?
    Gregory N. Green
    U.S. Geological Survey
    geologist
    MS 905, USGS, Denver Federal Center
    Denver, CO
    USA

    (303) 236-5390 (voice)
    ggreen@usgs.gov

Why was the data set created?

This dataset was developed to provide a geologic map GIS database of Leadville, Durangeo, and Montrose quadrangles as well as the eastern half of the Grand Junction, Moab and Cortez 2 degree quadrangles Colorado for use in spatial analysis for the Gunnison, Grand Mesa, Uncompahgre National Forests Mineral Resource Assessment Area, Southwestern Colorado.

How was the data set created?

  1. From what previous works were the data drawn?
    Geologic Map of Leadville, Tweto and others, 1978 (source 1 of 6)
    Ogden Tweto, Robert H. Moench, and John C. Reed, Jr., 1978, Geologic Map of the Leadville 1 x 2 quadrangle, northwestern Colorado.: U.S. Geological Survey Miscellaneous Investigations Series Map I-999, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
    Geologic Map of Durango, Steven and others, 1974 (source 2 of 6)
    Steven, T.A., Lipman, P.W., Hail, W.J., Jr., Barker, Fred, and Luedke,R.G., 1974, Geologic map of the Durango quadrangle, southwestern Colorado: U.S. Geological Survey Miscellaneous Investigations Series Map I-764, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
    Preliminary geologic map of Montrose, Tweto and others, 1976 (source 3 of 6)
    Tweto, Ogden, Steven, T.A., Hail, W.J., Jr., and Moench, R.H., 1976, Preliminary geologic map of the Montrose 1 X 2 quadrangle, southwestern Colorado: U.S. Geological Survey Miscellaneous Field Studies Map MF-761, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
    Geologic Map of Grand Junction, Cashion, 1973 (source 4 of 6)
    Cashion, W.B., 1973, Geologic and structure map of the Grand Junction quadrangle, Colorado and Utah: U.S. Geological Survey Geologic Investigations Series I-736, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
    Geologic Map of Moab, Williams, 1964 (source 5 of 6)
    Williams, P.L., 1964, Geology, structure, and uranium deposits of the Moab quadrangle, Colorado and Utah: U.S. Geological Survey Miscellaneous Investigations Series Map I-360, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
    Geologic Map of Moab, Williams, 1964 (source 6 of 6)
    Haynes, D.D., Vogel, J.D., and Wyant, D.G., 1972, Geology, structure, and uranium deposits of the Cortez quadrangle, Colorado and Utah: U.S. Geological Survey Miscellaneous Investigations Series Map I-629, U.S. Geological Survey, Reston, Virginia.

    Type_of_Source_Media: paper
    Source_Scale_Denominator: 250000
    Source_Contribution: New and compiled geologic mapping
  2. How were the data generated, processed, and modified?
    Date: 1999 (process 1 of 2)
    Paper maps were digitized under contract for the Colorado Geological Survey and the USGS. These digital files were attributed with formation name. Additional attributes were added and the map was quality checked against original material at the USGS.
    Date: 15-Sep-1999 (process 2 of 2)
    Creation of original metadata record Person who carried out this activity:
    U.S. Geological Survey
    Attn: Gregory N. Green
    MS 905, USGS, Denver Federal Center
    Denver, CO
    USA

    (303) 236-5390 (voice)
    ggreen@usgs.gov
  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?
    finished
  5. How consistent are the relationships among the observations, including topology?
    manual check against orginals

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:
This database is not meant to be used or displayed at any scale other than 1:250,000.
  1. Who distributes the data set? (Distributor 1 of 1)
    U.S. Geological Survey
    Database Administrator
    MS 905, USGS, Denver Federal Center
    Denver, CO
    USA

    (303) 236-5390 (voice)
    ggreen@usgs.gov
  2. What's the catalog number I need to order this data set? USGS Open-File Report 99-427
  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 (USGS) editorial standard nor with the North American stratigraphic codes. Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the USGS. Although these data have been used by the USGS and have been successfully imported into data base programs, no warranty, expressed or implied, is made by the USGS as to how successfully or accurately the data can be imported into any specific application software running on any specific hardware platform. The fact of distribution shall not constitute any such warranty, and no responsibility is assumed by the USGS in connection therewith. This data base GIS is not meant to be used or displayed at any scale other than 1:250,000.
  4. How can I download or order the data?

Who wrote the metadata?

Dates:
Last modified: 14-Jun-2016
Metadata author:
Peter N Schweitzer
USGS Midwest Area
Collection manager, USGS Geoscience Data Clearinghouse, http://geo-nsdi.er.usgs.gov/
Mail Stop 954
12201 Sunrise Valley Dr
Reston, VA
USA

703-648-6533 (voice)
703-648-6252 (FAX)
pschweitzer@usgs.gov
Metadata standard:
Content Standard for Digital Geospatial Metadata (FGDC-STD-001-1998)

This page is <https://geo-nsdi.er.usgs.gov/metadata/open-file/99-427/metadata.faq.html>
Generated by mp version 2.9.48 on Tue Jul 03 20:07:21 2018