Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Galena Mining District, Jo Daviess County, Illinois, USAi
Regional Level Types
Galena Mining DistrictMining Sub-district
Jo Daviess CountyCounty
IllinoisState
USACountry

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00461870017361180276164.jpg
Geologic Map of the Zinc and Lead District of Northwestern Illinois

Galena Mining District, Jo Daviess County, Illinois, USA
Latitude & Longitude (WGS84):
42° North , 90° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~15km
Mindat Locality ID:
27153
Long-form identifier:
mindat:1:2:27153:1
GUID (UUID V4):
0


A Pb-Zn-Cd mining area located in and around the city of Galena. Prior to 1914 known as the Marsden Lode and the Peru Mine (? - source of data unknown).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

10 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Calcite
Formula: CaCO3
Localities: Reported from at least 20 localities in this region.
Cerussite
Formula: PbCO3
'Clay minerals'
Dolomite
Formula: CaMg(CO3)2
Localities: Reported from at least 19 localities in this region.
Galena
Formula: PbS
Localities: Reported from at least 20 localities in this region.
'Limonite'
Marcasite
Formula: FeS2
Localities: Reported from at least 6 localities in this region.
Millerite
Formula: NiS
References:
Pyrite
Formula: FeS2
Localities: Reported from at least 19 localities in this region.
Quartz
Formula: SiO2
Localities: Reported from at least 18 localities in this region.
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Localities: Reported from at least 21 localities in this region.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Millerite2.CC.20NiS
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Smithsonite5.AB.05ZnCO3
Dolomite5.AB.10CaMg(CO3)2
Cerussite5.AB.15PbCO3
Unclassified
'Clay minerals'-
'Limonite'-

List of minerals for each chemical element

CCarbon
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C SmithsoniteZnCO3
OOxygen
O CalciteCaCO3
O CerussitePbCO3
O DolomiteCaMg(CO3)2
O QuartzSiO2
O SmithsoniteZnCO3
MgMagnesium
Mg DolomiteCaMg(CO3)2
SiSilicon
Si QuartzSiO2
SSulfur
S GalenaPbS
S MarcasiteFeS2
S MilleriteNiS
S PyriteFeS2
S SphaleriteZnS
CaCalcium
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
FeIron
Fe MarcasiteFeS2
Fe PyriteFeS2
NiNickel
Ni MilleriteNiS
ZnZinc
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
PbLead
Pb CerussitePbCO3
Pb GalenaPbS

Localities in this Region

Other Regions, Features and Areas that Intersect


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

 
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