National Geologic Map Database
Title: Preliminary report on the geology and copper deposits of the Matchwood quadrangle, Ontonagon County, Michigan
Author(s): Johnson, R.F., and White, W.S.
Publishing Organization: U.S. Geological Survey
Series and Number: Open-File Report OF-69-135
- Publication Date: 1969
- Map Scale: 1:62,500
- Cross Section: Yes
- North Latitude: 46° 45' 0" N (46.7500)
- South Latitude: 46° 34' 59" N (46.5830)
- East Longitude: 89° 15' 0" W (-89.2500)
- West Longitude: 89° 30' 0" W (-89.5000)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.