Butterfield Northwest Mines (Queen; Butterfield.; Butterfield group claims: Northern Chief; Eagle Bird; Bemis; Hratt), Bingham District (West Mountain District), Oquirrh Mts, Salt Lake Co., Utah, USA
|Latitude & Longitude (WGS84):||40° 30' 4'' North , 112° 8' 44'' West|
|Latitude & Longitude (decimal):||40.50111,-112.14556|
|Köppen climate type:||Cfa : Humid subtropical climate|
A former Zn-Au-Ag-Pb-As-Ba (baryte) mine.
Mineralization is hosted in rocks of the Butterfield Peaks Formation (monzonite).
Geologic structures include: The Basin and Range province; Eagle Bird Fissure, a zone of fracture up to 40 feet thick (NE-SW; 10-85NW).
Related tectonic structures include: The Sevier Orogenic Belt.
6 valid minerals.
This geological map and associated 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 does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
|Cisuralian - Pennsylvanian|
272.3 - 323.2 Ma
|Oquirrh Group, including Bridal Veil Limestone|
Age: Paleozoic (272.3 - 323.2 Ma)
Stratigraphic Name: Oquirrh Group; Bridal Veil Limestone
Description: Oquirrh Group (maximum thickness 25,000 feet), including Bridal Veil Limestone.
Comments: deep Oquirrh Basin
Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052.