Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Cedar County, Nebraska, USAi
Regional Level Types
Cedar CountyCounty
NebraskaState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
09300540017272075133728.jpg
Carlile Formation Outcrop at Missouri R. northeast of James, Nebraska, c. 1907

Cedar County, Nebraska, USA
09300540017272075133728.jpg
Carlile Formation Outcrop at Missouri R. northeast of James, Nebraska, c. 1907

Cedar County, Nebraska, USA
09300540017272075133728.jpg
Carlile Formation Outcrop at Missouri R. northeast of James, Nebraska, c. 1907

Cedar County, Nebraska, USA
Neighbouring regions:
Clay County, South Dakota, USA
Wayne County, Nebraska, USA
Pierce County, Nebraska, USA
Knox County, Nebraska, USA
Yankton County, South Dakota, USA
Dixon County, Nebraska, USA
Type:
County
Largest Settlements:
PlacePopulation
Hartington1,506 (2017)
Laurel935 (2017)
Randolph920 (2017)
Coleridge454 (2017)
Wynot170 (2017)
Fordyce135 (2017)
Mindat Locality ID:
46863
Long-form identifier:
mindat:1:2:46863:2
GUID (UUID V4):
0
Other Languages:
View 32 more...
French:
comté de Cedar, Nebraska, États-Unis
German:
Cedar County, Nebraska, Vereinigte Staaten
Italian:
contea di Cedar, Nebraska, Stati Uniti d'America
Russian:
Сидар, Небраска, Соединённые Штаты Америки
Simplified Chinese:
錫達縣, 內布拉斯加州, 美国
Spanish:
Condado de Cedar, Nebraska, Estados Unidos
Albanian:
Cedar County, Nebraska, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة سيدار, نبراسكا, الولايات المتحدة
Armenian:
Սեդար շրջան, Նեբրասկա, Ամերիկայի Միացյալ Նահանգներ
Basque:
Cedar konderria, Nebraska
Bavarian:
Cedar County, Nebraska, Vaoanigte Stootn
Bishnupriya Manipuri:
সিডার কাউন্টি, নেব্রাস্কা, তিলপারাষ্ট্র
Bulgarian:
Сийдър, Небраска, Съединени американски щати
Cebuano:
Cedar County, Nebraska
Dutch:
Cedar County, Nebraska, Verenigde Staten
Farsi/Persian:
شهرستان سدار، نبراسکا, نبراسکا, ایالات متحده آمریکا
Georgian:
სიდარის ოლქი, ნებრასკა, ამერიკის შეერთებული შტატები
Hungarian:
Cedar megye, Nebraska, Amerikai Egyesült Államok
Japanese:
シーダー郡, ネブラスカ州, アメリカ合衆国
Low Saxon/Low German:
Cedar County, Nebraska, USA
Min Dong Chinese:
Cedar Gông, Nebraska
Minnan / Hokkien-Taiwanese:
Cedar Kūn
Norwegian:
Cedar County, Nebraska, USA
Polish:
Hrabstwo Cedar, Nebraska, Stany Zjednoczone
Portuguese:
Condado de Cedar, Nebraska, Estados Unidos
Romanian:
Comitatul Cedar, Nebraska, Statele Unite ale Americii
Sardinian:
contea de Cedar, Nebraska, Istados Unidos de Amèrica
Scottish Gaelic:
Cedar County, Nebraska, Na Stàitean Aonaichte
Serbian:
Округ Сидар, Небраска, Сједињене Америчке Државе
Serbo-Croatian:
Cedar County, Nebraska, Sjedinjene Američke Države
Swedish:
Cedar County, Nebraska, USA
Traditional Chinese:
錫達縣, 內布拉斯加州, 美國
Turkish:
Cedar ilçesi, Nebraska, Amerika Birleşik Devletleri
Ukrainian:
Седар, Небраска, Сполучені Штати Америки
Urdu:
سیڈر کاؤنٹی، نیبراسکا, نیبراسکا, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Cedar, Nebraska, Chủng Quốc Hoa Kỳ
Waray:
Condado han Cedar, Nebraska, Estados Unidos
Western Punjabi:
سیڈر کاؤنٹی،نیبراسکا, نیبراسکا, امریکہ


Cedar County is in northeast Nebraska, bordering the Missouri River. The county seat is Hartington.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

9 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:

ⓘ Alunite
Formula: KAl3(SO4)2(OH)6
ⓘ Bayerite
Formula: Al(OH)3
ⓘ Calcite
Formula: CaCO3
ⓘ Felsőbányaite
Formula: Al4(SO4)(OH)10 · 4H2O
ⓘ Gibbsite
Formula: Al(OH)3
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ Gypsum var. Selenite
Formula: CaSO4 · 2H2O
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ Quartz
Formula: SiO2
ⓘ Vashegyite
Formula: Al11(PO4)9(OH)6 · 38H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘBayerite4.FE.10Al(OH)3
ⓘGibbsite4.FE.10Al(OH)3
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘAlunite7.BC.10KAl3(SO4)2(OH)6
ⓘGypsum7.CD.40CaSO4 · 2H2O
ⓘvar. Selenite7.CD.40CaSO4 · 2H2O
ⓘFelsőbányaite7.DD.05Al4(SO4)(OH)10 · 4H2O
Group 8 - Phosphates, Arsenates and Vanadates
ⓘVashegyite8.DB.10Al11(PO4)9(OH)6 · 38H2O
Group 9 - Silicates
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ AluniteKAl3(SO4)2(OH)6
Hⓘ BayeriteAl(OH)3
Hⓘ FelsőbányaiteAl4(SO4)(OH)10 · 4H2O
Hⓘ GibbsiteAl(OH)3
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ VashegyiteAl11(PO4)9(OH)6 · 38H2O
Hⓘ Gypsum var. SeleniteCaSO4 · 2H2O
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AluniteKAl3(SO4)2(OH)6
Oⓘ BayeriteAl(OH)3
Oⓘ CalciteCaCO3
Oⓘ FelsőbányaiteAl4(SO4)(OH)10 · 4H2O
Oⓘ GibbsiteAl(OH)3
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ QuartzSiO2
Oⓘ VashegyiteAl11(PO4)9(OH)6 · 38H2O
Oⓘ Gypsum var. SeleniteCaSO4 · 2H2O
AlAluminium
Alⓘ AluniteKAl3(SO4)2(OH)6
Alⓘ BayeriteAl(OH)3
Alⓘ FelsőbányaiteAl4(SO4)(OH)10 · 4H2O
Alⓘ GibbsiteAl(OH)3
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ VashegyiteAl11(PO4)9(OH)6 · 38H2O
SiSilicon
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ QuartzSiO2
PPhosphorus
Pⓘ VashegyiteAl11(PO4)9(OH)6 · 38H2O
SSulfur
Sⓘ AluniteKAl3(SO4)2(OH)6
Sⓘ FelsőbányaiteAl4(SO4)(OH)10 · 4H2O
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ Gypsum var. SeleniteCaSO4 · 2H2O
KPotassium
Kⓘ AluniteKAl3(SO4)2(OH)6
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ Gypsum var. SeleniteCaSO4 · 2H2O

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.

Occurrences2
Youngest Fossil Listed86.3 Ma (Late/Upper Cretaceous)
Oldest Fossil Listed89.8 Ma (Late/Upper Cretaceous)
Stratigraphic Units
UnitNo. OccurrencesAge
Niobrara283.5 - 70.6 Ma (Late/Upper Cretaceous)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Pseudoperna
genus		Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Pseudoperna89.8 - 86.3 Ma
Late/Upper Cretaceous
Volviceramus involutus
species		Animalia : Mollusca : Bivalvia : Myalinida : Inoceramidae : Volviceramus : Volviceramus involutus89.8 - 86.3 Ma
Late/Upper Cretaceous
Fossil LocalitiesClick to show 1 fossil locality

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Cedar_County,_Nebraska
Wikidata ID:Q490779
GeoNames ID:5065306

Localities in this Region

USA

Other Regions, Features and Areas that Intersect

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.
Quick NavTopMineral ListRock TypesFossilsOther DatabasesLocalities in RegionOther Regions
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: October 21, 2026 01:55:54 Page updated: August 27, 2025 02:15:01
Go to top of page