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Gahnite from
Sedalia Mine (Sedalia Copper Mine), Sedalia Mining District, Chaffee County, Colorado, USA


Locality type:Mine
Classification
Species:Gahnite
Formula:ZnAl2O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gahnite data
Locality Data:Click here to view Sedalia Mine (Sedalia Copper Mine), Sedalia Mining District, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:34299
Long-form Identifier:1:3:34299:7
GUID (UUID V4):0
Nearest other occurrences of Gahnite
3.9km (2.5 miles) ⓘAce High - Jackpot Prospect, Turret Mining District, Chaffee County, Colorado, USA
4.0km (2.5 miles) ⓘAmerican Flag Mine, Turret Mining District, Chaffee County, Colorado, USA
5.2km (3.3 miles) ⓘIndependence Mine, Turret Mining District, Chaffee County, Colorado, USA
17.9km (11.1 miles) ⓘCinderella, Chaffee County, Colorado, USA
32.8km (20.4 miles) ⓘDenver City tunnel, Tomichi Mining District (White Pine Mining District), Gunnison County, Colorado, USA
38.1km (23.7 miles) ⓘMine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
38.1km (23.7 miles) ⓘCotopaxi Mine (Cotopaxi lode; Gumaer Mine; Fannie lode; Fannie Mill), Mine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
38.2km (23.7 miles) ⓘCotopaxi Mining District, Fremont County, Colorado, USA
40.1km (24.9 miles) ⓘBon Ton Mine, Monarch Mining District, Chaffee County, Colorado, USA
42.2km (26.3 miles) ⓘMill Gulch Mine, Guffey Mining District, Park County, Colorado, USA
References
U.S. Geological Survey Professional Paper 829
(1984) Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado. Bulletin 1550. US Geological Survey doi:10.3133/b1550
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
Berke, Edward H., Spry, Paul G., Heimann, Adriana, Teale, Graham S., Johnson, Benjamin, von der Handt, Anette, Alers, Brian, Shallow, John M. (2023) The genesis of metamorphosed Paleoproterozoic massive sulphide occurrences in central Colorado: geological, mineralogical and sulphur isotope constraints. Geological Magazine, 160 (7) 1345-1375 doi:10.1017/s0016756823000407
 
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