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New Gruno Mine, Mifflin area mines, Iowa County, Wisconsin, USAi
Regional Level Types
New Gruno MineMine
Mifflin area minesGroup of Mines
Iowa CountyCounty
WisconsinState
USACountry

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Latitude & Longitude (WGS84):
42° 52' 15'' North , 90° 21' 38'' West
Latitude & Longitude (decimal):
42.87083,-90.36056
GeoHash:
G#: 9zxezu3kw
GRN:
N29W48
Type:
Mine
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Rewey297 (2017)4.2km
Livingston650 (2017)6.6km
Linden538 (2017)8.8km
Cobb463 (2017)11.0km
Montfort702 (2017)12.7km
Mindat Locality ID:
170335
Long-form identifier:
mindat:1:2:170335:4
GUID (UUID V4):
0


This zinc mine worked around 1914. Ore was mostly in pitch and flat structures in the Ordovician carbonate rocks of the Platteville, Decorah and Galena Formations.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


5 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘDolomite5.AB.10CaMg(CO3)2

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
OOxygen
Oⓘ CalciteCaCO3
Oⓘ DolomiteCaMg(CO3)2
Oⓘ QuartzSiO2
MgMagnesium
Mgⓘ DolomiteCaMg(CO3)2
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
FeIron
Feⓘ PyriteFeS2
ZnZinc
Znⓘ SphaleriteZnS

Other Databases

Link to USGS MRDS:10086341

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Heyl, Allen V., Agnew, Allen F., Lyons, Erwin J., Behre, Charles H., Flint, Arthur E. (1959) The Geology of the Upper Mississippi Valley Zinc-Lead District. Professional Paper 309. US Geological Survey doi:10.3133/pp309 pp.264-265
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