Healy Coal seam, Buffalo, Johnson Co., Wyoming, USA
|Latitude & Longitude (WGS84):||44° 21' North , 106° 42' West|
|Latitude & Longitude (decimal):||44.35, -106.7|
4km east of town on I90
7 valid minerals.
This information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This data will improve over time as more accurate maps and data sets are added.
|Paleogene23.03 - 66 Ma||Paleogene sedimentary rocks|
|Eocene33.9 - 56 Ma||Wasatch Formation|
WASATCH FORMATION -- in Thrust belt: Main body--Variegated red to gray, brown, and gray mudstone and sandstone; conglomeratic lenses; in southwest Wyoming--Drab to variegated claystone and siltstone, carbonaceous shale and coal, buff sandstone, arkose, and conglomerate. In northwestern part of Green River Basin is thick arkosic light-yellowish-tan sandstone intertonguing with pale-green to gray claystone and shale; in east Wyoming--Drab sandstone and drab to variegated claystone; numerous coal beds in lower part.
|Eocene33.9 - 56 Ma||Eocene sedimentary|
References for regional geology:
Data provided by Macrostrat.org
Garrity, C.P., and Soller, D.R.,. Database of the Geologic Map of North America: adapted from the map by J.C. Reed, Jr. and others (2005). U.S. Geological Survey Data Series 424 .
USGS compilers. State geologic map data. State Maps.
Geological Survey of Canada. Generalized geological map of the world and linked databases. doi:10.4095/195142. Open File 2915d.
An unusual pyroxene, melilite, and iron oxide mineral
assemblagein a coal-fire buchite from Buffalo, Wyoming