readme.txt

INTRODUCTION:

Geologic Map of the Winona quadrangle, Shannon County, Missouri
by Randall C. Orndorff and Richard W. Harrison, 2001. U.S. Geological Survey Geologic Investigations Series Map I-2749


Digital Compilation by Bret D. Tobin and Kerry M. Lagueux

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This report contains the ARC VIEW and ARC/INFO data files for a geologic-map database of the Winona 7.5 minute quadrangle.   Image and text files related to these GIS databases also are included.  The Winona_project.apr file can be used on computers using ArcView or ArcGIS.

Although these files have been used by the U.S. Geological Survey, no warranty, 
expressed or implied, is made by the USGS as to their accuracy and functioning, 
nor shall the fact of distribution constitute any such warranty, and no 
responsibility is assumed by the USGS in conjunction therewith.

ARC/INFO and ARC VIEW are registered trademarks of Environmental Systems 
Research Institute, Inc., Redlands, CA, USA.
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The files included in these databases are as follows:
projection: UTM 15, datum: NAD 83, units: meters, spheroid: GRS 80

Compressed into GISdata.zip file:
	ArcInfo coverages in export format (.e00) and ArcView shapefiles with the folowing prefixes:	
		crypt -- Cryptozoon Chert Layer (point)
		win_bed83 --  Bedrock Geology Layer (polygon)
		win_bound -- Boundary Neatline (polygon)
		win_cont1-- Structural Contours layer (line)
		win_flt2-- Fault Layer (line)
		win_hyd-- Hydrology Layer (line)
		win_hyp-- Hypsography (Topography) layer (line)
		win_rds-- Transportation layer, Major and minor roads only (line)
		win_struc83-- Structure Symbols (point)
		win_surf1-- Surficial Geology layer (polygon)
		win_wells-- Drillhole Locations (point)
	An ArcView project file for displaying the shapefiles (Winona_project.apr)
	
	

Compressed into Winona_layout.zip file:
	WinonaLayout.pdf -- Graphic file in Portable Document Format (.pdf) of
	the complete geologic map, cross section, figures, and description of map units.

Compressed into Metadata.zip file:
	bed_metadata.htm (metadata for bedrock polygon layer)
	strtc_metadata.htm (metadata for structural points layer)
	surf_metadata.htm (metadata for surficial units polygons layer)
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These data are avialable for download on the internet at:  http://pubs.usgs.gov/imap/i-2749/