Geologic and structure maps of the Kalispell 1:250,000 quadrangle, Montana, and Alberta and British Columbia: a digital database.

Online link https://geo-nsdi.er.usgs.gov/metadata/map-i/2267/metadata.faq.html
Description This dataset was digitized by the U.S. Geological Survey EROS Data Center and U.S. Geological Survey Spokane Field Office for input into an Arc/Info geographic information systsem (GIS). The digital geologic map database can be queried in many ways to pro
Originators Harrison, Jack E.; Cressman, E. R.; Whipple, James W.; Kayser, Helen K.; and Derkey, Pamela D.
Publication U.S. Geological Survey Miscellaneous Investigations Series Map I-2267

Related topics

States or counties

Overview of attributes

The 'Geologic map of the Kalispell 1°x2° quadrangle, Montana ...'
Miscellaneous Investigations Series Map I-2267 contains
a detailed description of each attribute code. The database includes
a geologic linework arc attribute table, kal250k.aat, that relates
to the kal250k.con (contact look-up table), kal250k.st2 (structure
look-up table), kal250k.lgu (linear geologic unit look-up table),
and kal250k.ref (source reference look-up table) files; a rock unit
polygon attribute table, kal250k.pat, that relates to the kal250k.ru
(rock unit look-up table) and kal250k.ref (source reference look-up
table) files.

http://pubs.usgs.gov/imap/i2267/kal2267-pamphlet.pdf