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Dubuque County, Iowa, USAi
Regional Level Types
Dubuque CountyArea
IowaState
USACountry

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PhotosMapsSearch
00982300014977359297928.jpg
Railroad Cut (1908 or earlier)

Dubuque County, Iowa, USA
03822700016467023495940.jpg
Crevice deposits near Dubuque

Dubuque County, Iowa, USA
06810550016467032993445.jpg
Crevices near Dubuque circa 1858

Dubuque County, Iowa, USA
00982300014977359297928.jpg
Railroad Cut (1908 or earlier)

Dubuque County, Iowa, USA
01013600016467023493185.jpg
Crevice deposits near Dubuque

Dubuque County, Iowa, USA
00872160016467030327806.jpg
Crevices near Dubuque circa 1858

Dubuque County, Iowa, USA
00982300014977359297928.jpg
Railroad Cut (1908 or earlier)

Dubuque County, Iowa, USA
03822700016467023495940.jpg
Crevice deposits near Dubuque

Dubuque County, Iowa, USA
Type:
Largest Settlements:
PlacePopulation
Dubuque58,799 (2018)
Asbury5,291 (2017)
Dyersville4,204 (2017)
Cascade2,271 (2017)
Epworth1,955 (2017)
Farley1,691 (2017)
Mindat Locality ID:
44568
Long-form identifier:
mindat:1:2:44568:6
GUID (UUID V4):
dc81c377-f897-4e67-a6ce-479bfe0fbdc3
Other Languages:
French:
comté de Dubuque, Iowa, États-Unis
German:
Dubuque County, Iowa, Vereinigte Staaten
Italian:
contea di Dubuque, Iowa, Stati Uniti d'America
Russian:
Дубьюк, Айова, Соединённые Штаты Америки
Simplified Chinese:
迪比克縣, 艾奥瓦州, 美国
Spanish:
Condado de Dubuque, Iowa, Estados Unidos
Albanian:
Dubuque County, Iowa, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة دوبوك, آيوا, الولايات المتحدة
Armenian:
Դուբյուք շրջան, Այովա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Dubuque konderria , Iowa
Bavarian:
Dubuque County, Iowa, Vaoanigte Stootn
Bishnupriya Manipuri:
ডুবুকুই কাউন্টি, আইৱা, তিলপারাষ্ট্র
Bulgarian:
Дъбюк, Айова, Съединени американски щати
Cebuano:
Dubuque County, Iowa
Dutch:
Dubuque County, Iowa, Verenigde Staten
Esperanto:
Kantono Dubuque, Iovao
Estonian:
Dubuque'i maakond, Iowa, Ameerika Ühendriigid
Farsi/Persian:
شهرستان دوبوک، آیووا, آیووا, ایالات متحده آمریکا
Georgian:
დიუბიუკის ოლქი, აიოვა, ამერიკის შეერთებული შტატები
Hebrew:
מחוז דביוק, איווה, ארצות הברית
Hungarian:
Dubuque megye, Iowa, Amerikai Egyesült Államok
Japanese:
ダビューク郡, アイオワ州, アメリカ合衆国
Low Saxon/Low German:
Dubuque County, Iowa, USA
Min Dong Chinese:
Dubuque Gông, Iowa
Minnan / Hokkien-Taiwanese:
Dubuque Kūn
Norwegian:
Dubuque County, Iowa, USA
Polish:
Hrabstwo Dubuque, Iowa, Stany Zjednoczone
Portuguese:
Condado de Dubuque, Iowa, Estados Unidos
Romanian:
Comitatul Dubuque, Iowa, Statele Unite ale Americii
Sardinian:
contea de Dubuque, Iowa, Istados Unidos de Amèrica
Scottish Gaelic:
Dubuque County, Iowa, Na Stàitean Aonaichte
Serbian:
Округ Дубјук, Ајова, Сједињене Америчке Државе
Serbo-Croatian:
Dubuque County, Iowa, Sjedinjene Američke Države
Swedish:
Dubuque County, Iowa, USA
Traditional Chinese:
迪比克縣, 埃奧華州, 美國
Turkish:
Dubuque County, Iowa, Amerika Birleşik Devletleri
Ukrainian:
Дюб'юк, Айова, Сполучені Штати Америки
Urdu:
ڈوبیوک کاؤنٹی، آئیووا, آئیووا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Dubuque, Iowa, Chủng Quốc Hoa Kỳ
Waray:
Condado han Dubuque, Iowa, Estados Unidos
Western Punjabi:
ڈوبوق کاؤنٹی, آئیووا, امریکہ


Most of the mines in this area have been reclaimed.
Additional crevice deposits of lead/zinc include:
Floyd
Goose
Horn
Smith and Stewart
Booth and Carter
Ames
McNair
McKenzie
Iron Rust
Driscoll and McNamara
Whiskey Hill or Seminary Ranges
Rockdale and Key West mines

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

22 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:

Anglesite
Formula: PbSO4
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Aragonite
Formula: CaCO3
Aragonite var. Aragonite Satin Spar
Formula: CaCO3
Azurite
Formula: Cu3(CO3)2(OH)2
Baryte
Formula: BaSO4
Calcite
Formula: CaCO3
Localities: Reported from at least 14 localities in this region.
Cerussite
Formula: PbCO3
Chalcopyrite
Formula: CuFeS2
Diamond
Formula: C
Colour: green
Description: Glacial deposit
Dolomite
Formula: CaMg(CO3)2
Localities: Reported from at least 19 localities in this region.
Galena
Formula: PbS
Localities: Reported from at least 26 localities in this region.
Goethite
Formula: α-Fe3+O(OH)
Gypsum
Formula: CaSO4 · 2H2O
Hematite
Formula: Fe2O3
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
'Jasper'
'Limonite'
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Millerite
Formula: NiS
'Ochre'
Pyrite
Formula: FeS2
Localities: Reported from at least 17 localities in this region.
Quartz
Formula: SiO2
Localities: Reported from at least 11 localities in this region.
Quartz var. Agate
Quartz var. Chalcedony
Formula: SiO2
Quartz var. Lake Superior Agate
Formula: SiO2
Quartz var. Moss Agate
Formula: SiO2
Smithsonite
Formula: ZnCO3
Localities: Reported from at least 9 localities in this region.
Sphalerite
Formula: ZnS
Localities: Reported from at least 14 localities in this region.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Diamond1.CB.10aC
Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Millerite2.CC.20NiS
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Quartz
var. Lake Superior Agate
4.DA.05SiO2
4.DA.05SiO2
var. Moss Agate4.DA.05SiO2
var. Agate4.DA.05SiO2
var. Chalcedony4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Smithsonite5.AB.05ZnCO3
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Aragonite
var. Aragonite Satin Spar
5.AB.15CaCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Anglesite7.AD.35PbSO4
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Unclassified
'Limonite'-
'Jasper'-
'Ochre'-

List of minerals for each chemical element

HHydrogen
H AzuriteCu3(CO3)2(OH)2
H Goethiteα-Fe3+O(OH)
H GypsumCaSO4 · 2H2O
H HemimorphiteZn4Si2O7(OH)2 · H2O
H MalachiteCu2(CO3)(OH)2
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AragoniteCaCO3
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C DiamondC
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
C SmithsoniteZnCO3
C Aragonite var. Aragonite Satin SparCaCO3
OOxygen
O AnglesitePbSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O AragoniteCaCO3
O AzuriteCu3(CO3)2(OH)2
O BaryteBaSO4
O CalciteCaCO3
O CerussitePbCO3
O Quartz var. ChalcedonySiO2
O DolomiteCaMg(CO3)2
O Goethiteα-Fe3+O(OH)
O GypsumCaSO4 · 2H2O
O HematiteFe2O3
O HemimorphiteZn4Si2O7(OH)2 · H2O
O MalachiteCu2(CO3)(OH)2
O Quartz var. Moss AgateSiO2
O QuartzSiO2
O SmithsoniteZnCO3
O Quartz var. Lake Superior AgateSiO2
O Aragonite var. Aragonite Satin SparCaCO3
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg DolomiteCaMg(CO3)2
SiSilicon
Si Quartz var. ChalcedonySiO2
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si Quartz var. Moss AgateSiO2
Si QuartzSiO2
Si Quartz var. Lake Superior AgateSiO2
SSulfur
S AnglesitePbSO4
S BaryteBaSO4
S ChalcopyriteCuFeS2
S GalenaPbS
S GypsumCaSO4 · 2H2O
S MarcasiteFeS2
S MilleriteNiS
S PyriteFeS2
S SphaleriteZnS
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca GypsumCaSO4 · 2H2O
Ca Aragonite var. Aragonite Satin SparCaCO3
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ChalcopyriteCuFeS2
Fe Goethiteα-Fe3+O(OH)
Fe HematiteFe2O3
Fe MarcasiteFeS2
Fe PyriteFeS2
NiNickel
Ni MilleriteNiS
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu ChalcopyriteCuFeS2
Cu MalachiteCu2(CO3)(OH)2
ZnZinc
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn SmithsoniteZnCO3
Zn SphaleriteZnS
BaBarium
Ba BaryteBaSO4
PbLead
Pb AnglesitePbSO4
Pb CerussitePbCO3
Pb GalenaPbS

Fossils

There are 6 fossil localities from the PaleoBioDB database within this region.

BETA TEST - 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.

Occurrences133
Youngest Fossil Listed431 Ma (Silurian)
Oldest Fossil Listed461 Ma (Middle Ordovician)
Stratigraphic UnitsClick here to view 6 stratigraphic units.
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Climacoconus
genus
Animalia : Cnidaria : Scyphozoa : Climacoconus452 - 449.5 Ma
Late/Upper Ordovician
Alveolites
genus
Animalia : Cnidaria : Anthozoa : Alveolitidae : Alveolites438.5 - 430.5 Ma
Silurian
Favosites
genus
Animalia : Cnidaria : Anthozoa : Favositidae : Favosites443.4 - 430.5 Ma
Silurian
Halysites
genus
Animalia : Cnidaria : Anthozoa : Favositidae : Halysites443.4 - 430.5 Ma
Silurian
Syringopora
genus
Animalia : Cnidaria : Anthozoa : Favositidae : Syringopora443.4 - 430.5 Ma
Silurian
Rugosa
subclass
Animalia : Cnidaria : Anthozoa : Rugosa443.4 - 430.5 Ma
Silurian
Palaeocyclus
genus
Animalia : Cnidaria : Anthozoa : Palaeocyclidae : Palaeocyclus438.5 - 430.5 Ma
Silurian
Cornulites
genus
Animalia : Mollusca : Cornulitidae : Cornulites449.5 - 445.6 Ma
Late/Upper Ordovician
Hyolithes
genus
Animalia : Hyolitha : Hyolithida : Hyolithidae : Hyolithes452 - 449.5 Ma
Late/Upper Ordovician
Septemchiton
genus
Animalia : Mollusca : Polyplacophora : Septemchitonidae : Septemchiton452 - 449.5 Ma
Late/Upper Ordovician
Rostroconchia
class
Animalia : Mollusca : Rostroconchia438.5 - 430.5 Ma
Silurian
Gastropoda
class
Animalia : Mollusca : Gastropoda438.5 - 430.5 Ma
Silurian
Cyclonema
genus
Animalia : Mollusca : Gastropoda : Platyceratidae : Cyclonema443.4 - 433.4 Ma
Silurian
Liospira
genus
Animalia : Mollusca : Gastropoda : Pleurotomariida : Eotomariidae : Liospira449.5 - 445.6 Ma
Late/Upper Ordovician
Lophospira
genus
Animalia : Mollusca : Gastropoda : Lophospiridae : Lophospira452 - 449.5 Ma
Late/Upper Ordovician
Bivalvia
class
Animalia : Mollusca : Bivalvia452 - 430.5 Ma
Paleozoic
Ctenodonta
genus
Animalia : Mollusca : Bivalvia : Solemyida : Ctenodontidae : Ctenodonta460.9 - 449.5 Ma
Ordovician
Deceptrix
genus
Animalia : Mollusca : Bivalvia : Nuculida : Praenuculidae : Deceptrix460.9 - 449.5 Ma
Ordovician
Nuculites
genus
Animalia : Mollusca : Bivalvia : Nuculanida : Malletiidae : Nuculites460.9 - 449.5 Ma
Ordovician
Similodonta
genus
Animalia : Mollusca : Bivalvia : Nuculida : Praenuculidae : Similodonta460.9 - 449.5 Ma
Ordovician
Cyrtodonta
genus
Animalia : Mollusca : Bivalvia : Cyrtodontidae : Cyrtodonta460.9 - 449.5 Ma
Ordovician
Cyrtodontula
genus
Animalia : Mollusca : Bivalvia : Cyrtodontidae : Cyrtodontula460.9 - 449.5 Ma
Ordovician
Vanuxemia
genus
Animalia : Mollusca : Bivalvia : Myalinida : Myalinidae : Vanuxemia460.9 - 449.5 Ma
Ordovician
Matheria
genus
Animalia : Mollusca : Bivalvia : Cyrtodontidae : Matheria460.9 - 449.5 Ma
Ordovician
Orthodesma
genus
Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Orthodesma460.9 - 449.5 Ma
Ordovician
Ambonychia
genus
Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : Ambonychia449.5 - 445.6 Ma
Late/Upper Ordovician
Ambonychiopsis
genus
Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : Ambonychiopsis460.9 - 449.5 Ma
Ordovician
Cleionychia
genus
Animalia : Mollusca : Bivalvia : Myalinida : Ambonychiidae : Cleionychia460.9 - 449.5 Ma
Ordovician
Plethocardia
genus
Animalia : Mollusca : Bivalvia : Plethocardia460.9 - 449.5 Ma
Ordovician
Prolobella
genus
Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Prolobella460.9 - 449.5 Ma
Ordovician
Allodesma
genus
Animalia : Mollusca : Bivalvia : Allodesmatidae : Allodesma460.9 - 449.5 Ma
Ordovician
Cymatonota
genus
Animalia : Mollusca : Bivalvia : Unionida : Iridinidae : Cymatonota460.9 - 449.5 Ma
Ordovician
Lyrodesma
genus
Animalia : Mollusca : Bivalvia : Hippuritida : Lyrodesmatidae : Lyrodesma460.9 - 449.5 Ma
Ordovician
Modiolodon
genus
Animalia : Mollusca : Bivalvia : Unionida : Iridinidae : Modiolodon460.9 - 449.5 Ma
Ordovician
Modiolopsis
genus
Animalia : Mollusca : Bivalvia : Unionida : Iridinidae : Modiolopsis460.9 - 449.5 Ma
Ordovician
Saffordia
genus
Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Saffordia460.9 - 449.5 Ma
Ordovician
Cuneamya
genus
Animalia : Mollusca : Bivalvia : Grammysiidae : Cuneamya460.9 - 449.5 Ma
Ordovician
Rhytimya
genus
Animalia : Mollusca : Bivalvia : Pholadomyidae : Rhytimya460.9 - 449.5 Ma
Ordovician
Trilobita
class
Animalia : Arthropoda : Trilobita452 - 445.6 Ma
Late/Upper Ordovician
Stenopareia
genus
Animalia : Arthropoda : Trilobita : Corynexochida : Illaenidae : Stenopareia438.5 - 430.5 Ma
Silurian
Arctinurus
genus
Animalia : Arthropoda : Trilobita : Lichida : Lichidae : Arctinurus438.5 - 430.5 Ma
Silurian
Opoa
genus
Animalia : Arthropoda : Trilobita : Corynexochida : Scutelluidae : Opoa438.5 - 430.5 Ma
Silurian
Ostracoda
class
Animalia : Arthropoda : Ostracoda452 - 445.6 Ma
Late/Upper Ordovician
Bryozoa
phylum
Animalia : Bryozoa452 - 430.5 Ma
Paleozoic
Hallopora
genus
Animalia : Bryozoa : Stenolaemata : Trepostomatida : Halloporidae : Hallopora449.5 - 445.6 Ma
Late/Upper Ordovician
Stictopora
genus
Animalia : Bryozoa : Stenolaemata : Cryptostomida : Ptilodictyidae : Stictopora449.5 - 445.6 Ma
Late/Upper Ordovician
Leptobolus
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Obolidae : Leptobolus452 - 449.5 Ma
Late/Upper Ordovician
Lingula
genus
Animalia : Brachiopoda : Lingulata : Lingulida : Lingulidae : Lingula452 - 449.5 Ma
Late/Upper Ordovician
Conotreta
genus
Animalia : Brachiopoda : Lingulata : Acrotretida : Acrotretidae : Conotreta452 - 449.5 Ma
Late/Upper Ordovician
Dinobolus
genus
Animalia : Brachiopoda : Craniata : Trimerellidae : Dinobolus438.5 - 430.5 Ma
Silurian
Diceromyonia
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Platyorthidae : Diceromyonia452 - 449.5 Ma
Late/Upper Ordovician
Isorthis
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Dalmanellidae : Isorthis443.4 - 430.5 Ma
Silurian
Platystrophia
genus
Animalia : Brachiopoda : Rhynchonellata : Orthida : Platystrophiidae : Platystrophia443.4 - 433.4 Ma
Silurian
Eochonetes
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Sowerbyellidae : Eochonetes449.5 - 445.6 Ma
Late/Upper Ordovician
Fardenia
genus
Animalia : Brachiopoda : Strophomenata : Orthotetida : Chilidiopsidae : Fardenia443.4 - 433.4 Ma
Silurian
Leptaena
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Rafinesquinidae : Leptaena443.4 - 433.4 Ma
Silurian
Protomegastrophia
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : Protomegastrophia438.5 - 430.5 Ma
Silurian
Strophomena
genus
Animalia : Brachiopoda : Strophomenata : Strophomenida : Strophomenidae : Strophomena449.5 - 445.6 Ma
Late/Upper Ordovician
Antirhynchonella
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Clorindidae : Antirhynchonella438.5 - 430.5 Ma
Silurian
Camerella
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Camerellidae : Camerella438.5 - 430.5 Ma
Silurian
Costistricklandia
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Stricklandiidae : Costistricklandia438.5 - 430.5 Ma
Silurian
Stricklandia
genus
Animalia : Brachiopoda : Rhynchonellata : Pentamerida : Stricklandiidae : Stricklandia443.4 - 433.4 Ma
Silurian
Ferganella
genus
Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Machaerariidae : Ferganella438.5 - 430.5 Ma
Silurian
Lepidocyclus
genus
Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Rhynchotrematidae : Lepidocyclus449.5 - 445.6 Ma
Late/Upper Ordovician
Eospirifer
genus
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtiidae : Eospirifer438.5 - 430.5 Ma
Silurian
Meristina
genus
Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : Meristina438.5 - 430.5 Ma
Silurian
Nucleospira
genus
Animalia : Brachiopoda : Rhynchonellata : Athyridida : Nucleospiridae : Nucleospira438.5 - 430.5 Ma
Silurian
Whitfieldella
genus
Animalia : Brachiopoda : Rhynchonellata : Athyridida : Meristellidae : Whitfieldella443.4 - 433.4 Ma
Silurian
Atrypa
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa443.4 - 433.4 Ma
Silurian
Plectatrypa
genus
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Plectatrypa438.5 - 430.5 Ma
Silurian
Crinoidea
class
Animalia : Echinodermata : Crinoidea452 - 433.4 Ma
Paleozoic
Dimerocrinites
genus
Animalia : Echinodermata : Crinoidea : Dimerocrinitidae : Dimerocrinites443.4 - 430.5 Ma
Silurian
Hagnocrinus
genus
Animalia : Echinodermata : Crinoidea : Hagnocrinus438.5 - 430.5 Ma
Silurian
Luxocrinus
genus
Animalia : Echinodermata : Crinoidea : Luxocrinus438.5 - 430.5 Ma
Silurian
Siphonocrinus
genus
Animalia : Echinodermata : Crinoidea : Lampterocrinidae : Siphonocrinus438.5 - 430.5 Ma
Silurian
Eucalyptocrinites
genus
Animalia : Echinodermata : Crinoidea : Eucalyptocrinitidae : Eucalyptocrinites438.5 - 430.5 Ma
Silurian
Lyonicrinus
genus
Animalia : Echinodermata : Crinoidea : Hapalocrinidae : Lyonicrinus438.5 - 430.5 Ma
Silurian
Macrostylocrinus
genus
Animalia : Echinodermata : Crinoidea : Patelliocrinidae : Macrostylocrinus443.4 - 430.5 Ma
Silurian
Marsupiocrinus
genus
Animalia : Echinodermata : Crinoidea : Marsupiocrinidae : Marsupiocrinus438.5 - 430.5 Ma
Silurian
Periechocrinus
genus
Animalia : Echinodermata : Crinoidea : Periechocrinidae : Periechocrinus438.5 - 430.5 Ma
Silurian
Cyathocrinites
genus
Animalia : Echinodermata : Crinoidea : Cyathocrinitidae : Cyathocrinites438.5 - 430.5 Ma
Silurian
Reteograptus
genus
Animalia : Hemichordata : Graptolithina : Abrograptidae : Reteograptus449.5 - 443.7 Ma
Paleozoic
Conodonta
class
Animalia : Chordata : Conodonta452 - 449.5 Ma
Late/Upper Ordovician
Cyclonema minuta
species
Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Cyclonema : Cyclonema minuta452 - 449.5 Ma
Late/Upper Ordovician
Murchisonioidea
superfamily
Animalia : Mollusca : Gastropoda : Murchisoniina : Murchisonioidea443.4 - 433.4 Ma
Silurian
Nautiloidea
subclass
Animalia : Mollusca : Cephalopoda : Nautiloidea438.5 - 430.5 Ma
Silurian
Bucanopsis lirata
species
Animalia : Mollusca : Gastropoda : Bellerophontida : Bellerophontidae : Bucanopsis : Bucanopsis lirata452 - 449.5 Ma
Late/Upper Ordovician
Liospira micula
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Eotomariidae : Liospira : Liospira micula452 - 449.5 Ma
Late/Upper Ordovician
Nuculites neglectus
species
Animalia : Mollusca : Bivalvia : Nuculanida : Nuculites : Nuculites neglectus452 - 449.5 Ma
Late/Upper Ordovician
Palaeoneilo fecunda
species
Animalia : Mollusca : Bivalvia : Nuculanida : Palaeoneilo : Palaeoneilo fecunda452 - 449.5 Ma
Late/Upper Ordovician
Sphenolium
genus
Animalia : Mollusca : Bivalvia : Modiomorphida : Modiomorphidae : Sphenolium460.9 - 449.5 Ma
Ordovician
Hindia
genus
Animalia : Porifera : Demospongea : Streptosclerophorida : Hindiidae : Hindia452 - 449.5 Ma
Late/Upper Ordovician
Eodictyonella
genus
Animalia : Brachiopoda : Chileata : Dictyonellida : Eichwaldiidae : Eodictyonella438.5 - 430.5 Ma
Silurian
Illaenidae
family
Animalia : Arthropoda : Trilobita : Corynexochida : Illaenidae438.5 - 430.5 Ma
Silurian
Trepostomata
order
Animalia : Bryozoa : Stenolaemata : Trepostomatida449.5 - 445.6 Ma
Late/Upper Ordovician
Algae
informal
Algae443.4 - 433.4 Ma
Silurian
Atrypa reticularis
species
Animalia : Brachiopoda : Rhynchonellata : Atrypida : Atrypidae : Atrypa : Atrypa reticularis438.5 - 430.5 Ma
Silurian
Bucanella (Bucanella) conradi
species
Animalia : Mollusca : Gastropoda : Bellerophontida : Bucanellidae : Bucanella : Bucanella (Bucanella) conradi452 - 449.5 Ma
Late/Upper Ordovician
Bellerophon patersoni
species
Animalia : Mollusca : Gastropoda : Bellerophontidae : Bellerophon : Bellerophon patersoni452 - 449.5 Ma
Late/Upper Ordovician
Eucalyptocrinitidae
family
Animalia : Echinodermata : Crinoidea : Eucalyptocrinitidae443.4 - 433.4 Ma
Silurian
Isorthoceras sociale
species
Animalia : Mollusca : Cephalopoda : Orthocerida : Proteoceratidae : Isorthoceras : Isorthoceras sociale452 - 449.5 Ma
Late/Upper Ordovician
Cyrtia exporrectus
species
Animalia : Brachiopoda : Rhynchonellata : Spiriferida : Cyrtiidae : Cyrtia : Cyrtia exporrectus438.5 - 430.5 Ma
Silurian
Orthograptus truncatus
species
Animalia : Hemichordata : Graptolithina : Diplograptoidea : Diplograptidae : Orthograptus : Orthograptus truncatus452 - 449.5 Ma
Late/Upper Ordovician
Thelecalymene mammillata
species
Animalia : Arthropoda : Trilobita : Phacopida : Calymenidae : Thelecalymene : Thelecalymene mammillata449.5 - 443.7 Ma
Paleozoic
Allozygocrinus dubuquensis
species
Animalia : Echinodermata : Crinoidea : Diplobathrida : Dimerocrinitidae : Allozygocrinus : Allozygocrinus dubuquensis438.5 - 430.5 Ma
Silurian
Fossil LocalitiesClick to show 6 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Dubuque_County,_Iowa
Wikidata ID:Q113756
GeoNames ID:4854534

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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