Maps showing the extent of mining, locations of mine shafts, adits, air shafts, and bedrock faults, and thickness of overburden above abandoned coal mines in the Boulder-Weld Coal Field, Boulder, Weld, and Adams counties, Colorado /

Bibliographic Details
Main Author: Roberts, Stephen B.
Corporate Authors: Geological Survey (U.S.), Colorado Geological Survey
Other Authors: Hynes, Jeffrey L., Woodward, C. L.
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey, 2001.
Edition:Version 1.0.
Series:Geologic investigations series ; I-2735.
Subjects:
Online Access:https://purl.fdlp.gov/GPO/LPS15574
Description
Item Description:Includes indexed table of mines, text, 2 location maps, 1 stratigraphic column, and index map of 7.5 minute quadrangles.
Includes location map, table, bibliographical references, 1 figure, and ancillary maps.
Includes text, table of mines, and 2 insets.
Cartographic material.
Physical Description:2 maps on 1 sheet : color ; 62 x 67 cm., sheet 104 x 145 cm., folded in envelope 30 x 24 cm.
Also available via Internet from the USGS Web site (PDF file only). Address as of 8-10-04: http://pubs.usgs.gov/imap/i-2735/i-2735.pdf; current access is available via PURL.
Bibliography:Includes bibliographical references.
ISBN:0607960027
9780607960020