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Chadron, Dawes County, Nebraska, USAi
Regional Level Types
ChadronCity
Dawes CountyCounty
NebraskaState
USACountry

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PhotosMapsSearch
Type:
Largest Settlements:
PlacePopulation
Chadron5,775 (2017)
Mindat Locality ID:
21663
Long-form identifier:
mindat:1:2:21663:1
GUID (UUID V4):
0


Chadron is a city and the county seat of Dawes County.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

5 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:

ⓘ Autunite
Formula: Ca(UO2)2(PO4)2 · 10-12H2O
Description: From Brule Formation
ⓘ Calcite
Formula: CaCO3
ⓘ Carnotite
Formula: K2(UO2)2(VO4)2 · 3H2O
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ 'Petrified Wood'
Description: Petrified wood and cycad
ⓘ Quartz
Formula: SiO2
ⓘ Quartz var. Agate
Formula: SiO2
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Quartz var. Fortification Agate
Formula: SiO2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘQuartz
var. Agate
4.DA.05SiO2
ⓘvar. Chalcedony4.DA.05SiO2
ⓘ4.DA.05SiO2
ⓘvar. Fortification Agate4.DA.05SiO2
ⓘCarnotite4.HB.05K2(UO2)2(VO4)2 · 3H2O
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘGypsum7.CD.40CaSO4 · 2H2O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘAutunite8.EB.05Ca(UO2)2(PO4)2 · 10-12H2O
Unclassified
ⓘ'Petrified Wood'-

List of minerals for each chemical element

HHydrogen
Hⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Hⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Hⓘ GypsumCaSO4 · 2H2O
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ Quartz var. AgateSiO2
Oⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Oⓘ CalciteCaCO3
Oⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ QuartzSiO2
Oⓘ Quartz var. Fortification AgateSiO2
SiSilicon
Siⓘ Quartz var. AgateSiO2
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ QuartzSiO2
Siⓘ Quartz var. Fortification AgateSiO2
PPhosphorus
Pⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
SSulfur
Sⓘ GypsumCaSO4 · 2H2O
KPotassium
Kⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
CaCalcium
Caⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Caⓘ CalciteCaCO3
Caⓘ GypsumCaSO4 · 2H2O
VVanadium
Vⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O
UUranium
Uⓘ AutuniteCa(UO2)2(PO4)2 · 10-12H2O
Uⓘ CarnotiteK2(UO2)2(VO4)2 · 3H2O

Fossils

There are 1 fossil locality 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.

Occurrences42
Youngest Fossil Listed26.3 Ma (Oligocene)
Oldest Fossil Listed30.8 Ma (Oligocene)
Stratigraphic Units
UnitNo. OccurrencesAge
Arikaree4224.8 - 20.43 Ma (Cenozoic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Carnivora
order
Animalia : Chordata : Mammalia : Carnivora30.8 - 26.3 Ma
Oligocene
Nanodelphys
genus
Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Nanodelphys30.8 - 26.3 Ma
Oligocene
Scalopoides
genus
Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : Scalopoides30.8 - 26.3 Ma
Oligocene
Domnina
genus
Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Domnina30.8 - 26.3 Ma
Oligocene
Myotis
genus
Animalia : Chordata : Mammalia : Chiroptera : Vespertilionidae : Myotis30.8 - 26.3 Ma
Oligocene
Oligomyotis
genus
Animalia : Chordata : Mammalia : Chiroptera : Vespertilionidae : Oligomyotis30.8 - 26.3 Ma
Oligocene
Heliscomys
genus
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Heliscomys30.8 - 26.3 Ma
Oligocene
Allomys
genus
Animalia : Chordata : Mammalia : Rodentia : Allomyidae : Allomys30.8 - 26.3 Ma
Oligocene
Prosciurus
genus
Animalia : Chordata : Mammalia : Rodentia : Allomyidae : Prosciurus30.8 - 26.3 Ma
Oligocene
Meniscomys
genus
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Meniscomys30.8 - 26.3 Ma
Oligocene
Miospermophilus
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Miospermophilus30.8 - 26.3 Ma
Oligocene
Nototamias
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Nototamias30.8 - 26.3 Ma
Oligocene
Petauristodon
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Petauristodon30.8 - 26.3 Ma
Oligocene
Protospermophilus
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Protospermophilus30.8 - 26.3 Ma
Oligocene
Agnotocastor
genus
Animalia : Chordata : Mammalia : Rodentia : Castoridae : Agnotocastor30.8 - 26.3 Ma
Oligocene
Megalagus
genus
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Megalagus30.8 - 26.3 Ma
Oligocene
Leptodontomys douglassi
species
Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Leptodontomys : Leptodontomys douglassi30.8 - 26.3 Ma
Oligocene
Ankylodon annectens
species
Animalia : Chordata : Mammalia : Erinaceomorpha : Amphilemuridae : Ankylodon : Ankylodon annectens30.8 - 26.3 Ma
Oligocene
Oligoscalops galbreathi
species
Animalia : Chordata : Mammalia : Proscalopidae : Oligoscalops : Oligoscalops galbreathi30.8 - 26.3 Ma
Oligocene
Downsimus chadwicki
species
Animalia : Chordata : Mammalia : Rodentia : Allomyidae : Downsimus : Downsimus chadwicki30.8 - 26.3 Ma
Oligocene
Leidymys blacki
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Leidymys : Leidymys blacki30.8 - 26.3 Ma
Oligocene
Proharrymys schlaikjeri
species
Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Proharrymys : Proharrymys schlaikjeri30.8 - 26.3 Ma
Oligocene
Tylionomys woodi
species
Animalia : Chordata : Mammalia : Rodentia : Heliscomyidae : Tylionomys : Tylionomys woodi30.8 - 26.3 Ma
Oligocene
Peratherium fugax
species
Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae : Herpetotherium : Peratherium fugax30.8 - 26.3 Ma
Oligocene
Centetodon magnus
species
Animalia : Chordata : Mammalia : Lipotyphla : Geolabididae : Centetodon : Centetodon magnus30.8 - 26.3 Ma
Oligocene
Metadjidaumo hendryi
species
Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Metadjidaumo : Metadjidaumo hendryi30.8 - 26.3 Ma
Oligocene
Ocajila makpiyahe
species
Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : Ocajila : Ocajila makpiyahe30.8 - 26.3 Ma
Oligocene
Geringia mcgregori
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Geringia : Geringia mcgregori30.8 - 26.3 Ma
Oligocene
Palaeolagus hypsodus
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus hypsodus30.8 - 26.3 Ma
Oligocene
Palaeolagus philoi
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus philoi30.8 - 26.3 Ma
Oligocene
Proharrymys fedti
species
Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Proharrymys : Proharrymys fedti30.8 - 26.3 Ma
Oligocene
Proscalops miocaenus
species
Animalia : Chordata : Mammalia : Proscalopidae : Proscalops : Proscalops miocaenus30.8 - 26.3 Ma
Oligocene
Campestrallomys dawsonae
species
Animalia : Chordata : Mammalia : Rodentia : Aplodontidae : Campestrallomys : Campestrallomys dawsonae30.8 - 26.3 Ma
Oligocene
Sanctimus stouti
species
Animalia : Chordata : Mammalia : Rodentia : Florentiamyidae : Sanctimus : Sanctimus stouti30.8 - 26.3 Ma
Oligocene
Sanctimus stuartae
species
Animalia : Chordata : Mammalia : Rodentia : Florentiamyidae : Sanctimus : Sanctimus stuartae30.8 - 26.3 Ma
Oligocene
Florentiamys tiptoni
species
Animalia : Chordata : Mammalia : Rodentia : Florentiamyidae : Florentiamys : Florentiamys tiptoni30.8 - 26.3 Ma
Oligocene
Tenudomys titanus
species
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Tenudomys : Tenudomys titanus30.8 - 26.3 Ma
Oligocene
Limnoecinae
subfamily
Animalia : Chordata : Mammalia : Soricidae : Limnoecinae30.8 - 26.3 Ma
Oligocene
Heliscomys macdonaldi
species
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Heliscomys : Heliscomys macdonaldi30.8 - 26.3 Ma
Oligocene
Tylionomys voorhiesi
species
Animalia : Chordata : Mammalia : Rodentia : Heliscomyidae : Tylionomys : Tylionomys voorhiesi30.8 - 26.3 Ma
Oligocene
Proharrymys wahlerti
species
Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Proharrymys : Proharrymys wahlerti30.8 - 26.3 Ma
Oligocene
Tenudomys ridgeviewensis
species
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Tenudomys : Tenudomys ridgeviewensis30.8 - 26.3 Ma
Oligocene
Fossil LocalitiesClick to show 1 fossil locality

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Chadron,_Nebraska
Wikidata ID:Q955662
GeoNames ID:5694163

Localities in this Region

Other Regions, Features and Areas that Intersect


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