METADATA
Geomatics Laboratory
Energy & Geoscience Institute
Department of Civil and Environmental Engineering
University of  Utah
423 Wakara Way, Suite 300
Salt Lake City, Utah 84108

IDENTIFICATION INFORMATION
Data Set Identity:  dixmag_72 ArcView Shape file
Data Set Description: ArcView shape files -  Aeromagnetic Contours
Theme Key Words:  Aeromagnetic Contours, Dixie Valley, Nevada
Geographic Area:  Dixie Valley, Nevada
Spatial Object Types:  Vector Line
Intended Scale(s) of Use: No scale on map. ~1: 200,000 - 250,000 is reasonable.
Data Resolution:  N/A
Reference:  Koenig, J. B., R. W. Greensfelder, and C. W. Klein, 1976, Geothermal Potential of the Quest Leasehold, 
	    Dixie Valley, Nevada; Aeromagnetic Map, Dixie Valley, Nevada, GeothermEx, Inc., Plate 8.

Coordinate and Thematic Precision:  Good in relation to analog source map.
FINAL PROJECTION INFORMATION
Projection Name:  UTM
Datum:  Clarke 	1866
Geoid:  Clarke 	1866
Projection Units:  Meters
Other Projection Parameters:   UTM Zone 11
Map Extent:  Lower Left:  389,888.72mE; 4,371,600.24mN
	           Upper Right:  443,579.67mE; 4,429,542.37mN
SOURCE INFORMATION
Source Medium:  Paper
Source Scale:  Unknown
Source Projection:  Unknown - Appeared to be simple geographic grid (latitude/longitude)
Source Geoid:  Unknown - assumed Clarke 1866
Source Datum: Unknown - assumed to be Clarke 1866
Source Units:  DDMMSS
Source Other Projection Parameters:  N/A
Source Reference:  Koenig, J. B., R. W. Greensfelder, and C. W. Klein, 1976, Geothermal Potential of the Quest Leasehold, 
	    Dixie Valley, Nevada; Aeromagnetic Map, Dixie Valley, Nevada, GeothermEx, Inc., Plate 8.

TABLE ATTRIBUTES

Field names: Mag_cont - shows contour values, assumed nanoteslas.
Attribute Definition: Mag_cont  =  string, 10 characters.
Attribute Source:  Above referenced map.
Attribute Reference:  Above referenced map.

ACCESS INFORMATION
Native Format: Arcview shape file
Transfer Mode: WWW
Native Size:  83.2 KB
Archive Size: 57.6 KB

DATA ORIGINATOR
Contact Person:  GIS Tech. - Chris Kesler (801)585-9771
Alternate Contact: Geomatics Unit Leader- Greg Nash (801)585-3889
Contact Organization:  EGI
Contact E-mail:  ckesler@egi.utah.edu
Alternate E-mail:  nash@egi.utah.edu

STATUS INFORMATION
Completion Status:  Completed - may be revised as needed.
Completion Date:  April 24, 1997
Geographic Area Completed:  Dixie Valley, Nevada
Update Frequency: If errors are found
Release Information:  Not proprietary.

ACCURACY INFORMATION
RMS Error:  0.019
Accuracy Checked:  Visual comparison.
Accuracy Information Source:  N/A
Spatial Accuracy:  Good in relation to source map.
Thematic Accuracy:  Good in relation to source map.

OTHER
An Arc/Info generate file is included in the .zip file. This containes xy 
coordinates as input into other mapping systems. Line IDs in the .gen file can
be correlated with attributes in the included .dbf (dbase) file.