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Georgetown Mining District, Grant County, New Mexico, USAi
Regional Level Types
Georgetown Mining DistrictMining District
Grant CountyCounty
New MexicoState
USACountry

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PhotosMapsSearchMineralogy
Mindat Locality ID:
33096
Long-form identifier:
mindat:1:2:33096:8
GUID (UUID V4):
0
Other/historical names associated with this locality:
Mimbres District, Mimbres Mining District


Structure: General Dip Of Sedimentary Beds Is 10-20w Of South Edge Of An Anticline

Alteration: Silicification, Oxidation

Deposit: Irregular oxidized bodies in fusselman dolomite, some localized near contacts with granodiorite porphyry dikes. Ore bodies in ordovician limestone, which contains many narrow vugs commonly lined with calcite crystals and some larger ones with stalactites and stalagmites. Dikes probably directly related to the intrusion at santa rita and hanover. This record includes data from record w006781 by sue a. Bilbey which has been deleted from mrds. ; info.src : 1 pub lit; 2 unpub rept

Deposit type: Polymetallic replacement

Development: Discovered in 1866, with major production between 1873-1893.

Geology: Some dikes seem to follow fault planes, dikes cut through all sedimentary units.

Rock formation(s): Fusselman Formation (Richmond Horizon);Percha Formation


Ore(s): Deposits Localized Among Fractures, Joints, And Bedding Planes Near Contacts With Granodiorite Porphyry Dikes. Overlying Devonian Shale, And Direct Association With Dikes.

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

44 valid minerals.

Rock Types Recorded


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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Acanthite
Formula: Ag2S
Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Aragonite
Formula: CaCO3
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
Brochantite
Formula: Cu4(SO4)(OH)6
Bromargyrite
Formula: AgBr
Localities: Reported from at least 6 localities in this region.
Calcite
Formula: CaCO3
Localities: Reported from at least 7 localities in this region.
Calcite var. Cobalt-bearing Calcite
Formula: (Ca,Co)CO3
Cerussite
Formula: PbCO3
Chalcocite
Formula: Cu2S
Chalcopyrite
Formula: CuFeS2
Chlorargyrite
Formula: AgCl
Localities: Reported from at least 6 localities in this region.
Chlorargyrite var. Bromine-bearing Chlorargyrite
Formula: Ag(Cl,Br)
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuprite
Formula: Cu2O
Descloizite
Formula: PbZn(VO4)(OH)
Localities: Reported from at least 7 localities in this region.
Dolomite
Formula: CaMg(CO3)2
Fluorite
Formula: CaF2
Galena
Formula: PbS
Goethite
Formula: Fe3+O(OH)
Halloysite
Formula: Al2Si2O5(OH)4 · n(H2O)
Hematite
Formula: Fe2O3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Hydroniumjarosite
Formula: (H3O)Fe3+3(SO4)2(OH)6
Iodargyrite
Formula: AgI
Jarosite
Formula: KFe3+3(SO4)2(OH)6
'Limonite'
Malachite
Formula: Cu2(CO3)(OH)2
Murdochite
Formula: Cu12Pb2O15Cl2
Native Copper
Formula: Cu
Native Silver
Formula: Ag
Okenite
Formula: Ca10Si18O46 · 18H2O
Plattnerite
Formula: PbO2
Proustite
Formula: Ag3AsS3
Pyrargyrite
Formula: Ag3SbS3
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Localities: Reported from at least 12 localities in this region.
Quartz var. Rock Crystal
Formula: SiO2
Habit: Small prismatic and drusy
Colour: Colourless
Fluorescence: None.
Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
Smithsonite
Formula: ZnCO3
Sphalerite
Formula: ZnS
Todorokite
Formula: (Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Turquoise
Formula: CuAl6(PO4)4(OH)8 · 4H2O
Vanadinite
Formula: Pb5(VO4)3Cl
Localities: Reported from at least 10 localities in this region.
Willemite
Formula: Zn2SiO4
Wulfenite
Formula: Pb(MoO4)
Localities: Reported from at least 6 localities in this region.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Copper1.AA.05Cu
Native Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Acanthite2.BA.35Ag2S
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Proustite2.GA.05Ag3AsS3
Pyrargyrite2.GA.05Ag3SbS3
Group 3 - Halides
Iodargyrite3.AA.10AgI
Bromargyrite3.AA.15AgBr
Chlorargyrite3.AA.15AgCl
var. Bromine-bearing Chlorargyrite3.AA.15Ag(Cl,Br)
Fluorite3.AB.25CaF2
Murdochite3.DB.45Cu12Pb2O15Cl2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Cuprite4.AA.10Cu2O
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
var. Rock Crystal4.DA.05SiO2
Plattnerite4.DB.05PbO2
Todorokite4.DK.10(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
var. Cobalt-bearing Calcite5.AB.05(Ca,Co)CO3
Smithsonite5.AB.05ZnCO3
Dolomite5.AB.10CaMg(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Rosasite5.BA.10(Cu,Zn)2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Brochantite7.BB.25Cu4(SO4)(OH)6
Hydroniumjarosite7.BC.10(H3O)Fe3+3(SO4)2(OH)6
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Wulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Descloizite8.BH.40PbZn(VO4)(OH)
Vanadinite8.BN.05Pb5(VO4)3Cl
Turquoise8.DD.15CuAl6(PO4)4(OH)8 · 4H2O
Group 9 - Silicates
Willemite9.AA.05Zn2SiO4
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Okenite9.EA.40Ca10Si18O46 · 18H2O
Halloysite9.ED.10Al2Si2O5(OH)4 · n(H2O)
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
'Limonite'-

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H AzuriteCu3(CO3)2(OH)2
H BrochantiteCu4(SO4)(OH)6
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H DescloizitePbZn(VO4)(OH)
H GoethiteFe3+O(OH)
H HalloysiteAl2Si2O5(OH)4 · n(H2O)
H HemimorphiteZn4Si2O7(OH)2 · H2O
H Hydroniumjarosite(H3O)Fe33+(SO4)2(OH)6
H JarositeKFe33+(SO4)2(OH)6
H MalachiteCu2(CO3)(OH)2
H OkeniteCa10Si18O46 · 18H2O
H Rosasite(Cu,Zn)2(CO3)(OH)2
H Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
H TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
CCarbon
C AragoniteCaCO3
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C Calcite var. Cobalt-bearing Calcite(Ca,Co)CO3
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
C Rosasite(Cu,Zn)2(CO3)(OH)2
C SmithsoniteZnCO3
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AragoniteCaCO3
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O BrochantiteCu4(SO4)(OH)6
O CalciteCaCO3
O CerussitePbCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O Calcite var. Cobalt-bearing Calcite(Ca,Co)CO3
O CupriteCu2O
O DescloizitePbZn(VO4)(OH)
O DolomiteCaMg(CO3)2
O GoethiteFe3+O(OH)
O HalloysiteAl2Si2O5(OH)4 · n(H2O)
O HematiteFe2O3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O Hydroniumjarosite(H3O)Fe33+(SO4)2(OH)6
O JarositeKFe33+(SO4)2(OH)6
O MalachiteCu2(CO3)(OH)2
O MurdochiteCu12Pb2O15Cl2
O OkeniteCa10Si18O46 · 18H2O
O PlattneritePbO2
O QuartzSiO2
O Rosasite(Cu,Zn)2(CO3)(OH)2
O SmithsoniteZnCO3
O Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
O TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
O VanadinitePb5(VO4)3Cl
O WillemiteZn2SiO4
O WulfenitePb(MoO4)
O Quartz var. Rock CrystalSiO2
FFluorine
F FluoriteCaF2
NaSodium
Na Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg DolomiteCaMg(CO3)2
Mg Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al HalloysiteAl2Si2O5(OH)4 · n(H2O)
Al Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
Al TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si HalloysiteAl2Si2O5(OH)4 · n(H2O)
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si OkeniteCa10Si18O46 · 18H2O
Si QuartzSiO2
Si WillemiteZn2SiO4
Si Quartz var. Rock CrystalSiO2
PPhosphorus
P TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
SSulfur
S AcanthiteAg2S
S BaryteBaSO4
S BrochantiteCu4(SO4)(OH)6
S ChalcopyriteCuFeS2
S ChalcociteCu2S
S GalenaPbS
S Hydroniumjarosite(H3O)Fe33+(SO4)2(OH)6
S JarositeKFe33+(SO4)2(OH)6
S ProustiteAg3AsS3
S PyrargyriteAg3SbS3
S PyriteFeS2
S SphaleriteZnS
ClChlorine
Cl ChlorargyriteAgCl
Cl Chlorargyrite var. Bromine-bearing ChlorargyriteAg(Cl,Br)
Cl MurdochiteCu12Pb2O15Cl2
Cl VanadinitePb5(VO4)3Cl
KPotassium
K JarositeKFe33+(SO4)2(OH)6
K Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca Calcite var. Cobalt-bearing Calcite(Ca,Co)CO3
Ca DolomiteCaMg(CO3)2
Ca FluoriteCaF2
Ca OkeniteCa10Si18O46 · 18H2O
Ca Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
VVanadium
V DescloizitePbZn(VO4)(OH)
V VanadinitePb5(VO4)3Cl
MnManganese
Mn Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe ChalcopyriteCuFeS2
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe Hydroniumjarosite(H3O)Fe33+(SO4)2(OH)6
Fe JarositeKFe33+(SO4)2(OH)6
Fe PyriteFeS2
CoCobalt
Co Calcite var. Cobalt-bearing Calcite(Ca,Co)CO3
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu AzuriteCu3(CO3)2(OH)2
Cu BrochantiteCu4(SO4)(OH)6
Cu ChalcopyriteCuFeS2
Cu ChalcociteCu2S
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CupriteCu2O
Cu Native CopperCu
Cu MalachiteCu2(CO3)(OH)2
Cu MurdochiteCu12Pb2O15Cl2
Cu Rosasite(Cu,Zn)2(CO3)(OH)2
Cu TurquoiseCuAl6(PO4)4(OH)8 · 4H2O
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn DescloizitePbZn(VO4)(OH)
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn Rosasite(Cu,Zn)2(CO3)(OH)2
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
Zn WillemiteZn2SiO4
AsArsenic
As ProustiteAg3AsS3
BrBromine
Br BromargyriteAgBr
Br Chlorargyrite var. Bromine-bearing ChlorargyriteAg(Cl,Br)
SrStrontium
Sr Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
MoMolybdenum
Mo WulfenitePb(MoO4)
AgSilver
Ag AcanthiteAg2S
Ag BromargyriteAgBr
Ag ChlorargyriteAgCl
Ag Chlorargyrite var. Bromine-bearing ChlorargyriteAg(Cl,Br)
Ag IodargyriteAgI
Ag ProustiteAg3AsS3
Ag PyrargyriteAg3SbS3
Ag Native SilverAg
SbAntimony
Sb PyrargyriteAg3SbS3
IIodine
I IodargyriteAgI
BaBarium
Ba BaryteBaSO4
Ba Todorokite(Na,Ca,K,Ba,Sr)1-x(Mn,Mg,Al)6O12 · 3-4H2O
PbLead
Pb CerussitePbCO3
Pb DescloizitePbZn(VO4)(OH)
Pb GalenaPbS
Pb MurdochiteCu12Pb2O15Cl2
Pb PlattneritePbO2
Pb VanadinitePb5(VO4)3Cl
Pb WulfenitePb(MoO4)

Fossils

There are 2 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences2
Youngest Fossil Listed359 Ma (Carboniferous)
Oldest Fossil Listed372 Ma (Late/Upper Devonian)
Stratigraphic Units
UnitNo. OccurrencesAge
Percha Shale - Box2372.2 - 358.9 Ma (Late/Upper Devonian)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Bothrophyllum
genus
Animalia : Cnidaria : Anthozoa : Bothrophyllidae : Bothrophyllum372.2 - 358.9 Ma
Late/Upper Devonian
Campophyllum
genus
Animalia : Cnidaria : Anthozoa : Aulophyllidae : Campophyllum372.2 - 358.9 Ma
Late/Upper Devonian
Fossil LocalitiesClick to show 2 fossil localities

Other Databases

Link to USGS MRDS:10014769

Localities in this Region

Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate
USA

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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