Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Delaware County, Ohio, USAi
Regional Level Types
Delaware CountyCounty
OhioState
USACountry

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PhotosMapsSearch
Type:
Largest Settlements:
PlacePopulation
Delaware37,995 (2017)
Powell12,972 (2017)
Lewis Center11,261 (2017)
Sunbury5,097 (2017)
Ashley1,361 (2017)
Shawnee Hills735 (2017)
Mindat Locality ID:
54591
Long-form identifier:
mindat:1:2:54591:3
GUID (UUID V4):
0
Other Languages:
French:
comté de Delaware, Ohio, États-Unis
German:
Delaware County, Ohio, Vereinigte Staaten
Italian:
contea di Delaware, Ohio, Stati Uniti d'America
Russian:
Делавэр, Огайо, Соединённые Штаты Америки
Simplified Chinese:
特拉華縣, 俄亥俄州, 美国
Spanish:
Condado de Delaware, Ohio, Estados Unidos
Albanian:
Delaware County, Ohio, Shtetet e Bashkuara të Amerikës
Arabic:
مقاطعة ديلاوير , أوهايو, الولايات المتحدة
Basque:
Delaware konderria , Ohio
Bavarian:
Delaware County, Ohio, Vaoanigte Stootn
Bishnupriya Manipuri:
ডেলাওয়্যার কাউন্টি, ওহাইও, তিলপারাষ্ট্র
Bulgarian:
Делауеър, Охайо, Съединени американски щати
Cebuano:
Delaware County , Ohio
Danish:
Delaware County, Ohio, USA
Dutch:
Delaware County, Ohio, Verenigde Staten
Esperanto:
Kantono Delavaro, Ohio
Farsi/Persian:
شهرستان دلاویر، اوهایو, اوهایو, ایالات متحده آمریکا
Finnish:
Delawaren piirikunta, Ohio, Yhdysvallat
Georgian:
დელავერის ოლქი, ოჰაიო, ამერიკის შეერთებული შტატები
Hebrew:
מחוז דלאוור, אוהיו, ארצות הברית
Hungarian:
Delaware megye, Ohio, Amerikai Egyesült Államok
Japanese:
デラウェア郡, オハイオ州, アメリカ合衆国
Latin:
Delaware Comitatus, Ohium, Civitates Foederatae Americae
Low Saxon/Low German:
Delaware County, Ohio, USA
Min Dong Chinese:
Delaware Gông, Ohio
Minnan / Hokkien-Taiwanese:
Delaware Kūn
Norwegian:
Delaware County, Ohio, USA
Polish:
Hrabstwo Delaware, Ohio, Stany Zjednoczone
Portuguese:
Condado de Delaware, Ohio, Estados Unidos
Romanian:
Comitatul Delaware, Ohio, Statele Unite ale Americii
Sardinian:
contea de Delaware, Ohio, Istados Unidos de Amèrica
Scottish Gaelic:
Delaware County, Ohio, Na Stàitean Aonaichte
Serbian:
Округ Делавер, Охајо, Сједињене Америчке Државе
Serbo-Croatian:
Delaware County, Ohio, Sjedinjene Američke Države
Swedish:
Delaware County, Ohio, USA
Traditional Chinese:
特拉華縣, 俄亥俄州, 美國
Turkish:
Delaware County, Ohio, Amerika Birleşik Devletleri
Ukrainian:
Делавер, Огайо, Сполучені Штати Америки
Urdu:
ڈیلاویئر کاؤنٹی، اوہائیو, اوہائیو, ریاستہائے متحدہ امریکا
Vietnamese:
Quận Delaware, Ohio, Chủng Quốc Hoa Kỳ
Waray:
Condado han Delaware, Ohio, Estados Unidos
Western Punjabi:
ڈیلاویئر کاؤنٹی، اوہائیو, اوہائیو, امریکہ


Delaware County is a county in central Ohio. It was founded on April 1, 1808 and named after the Delaware Native American tribe. The county seat is Delaware.

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.

Detailed Mineral List:

Baryte
Formula: BaSO4
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Calcite
Formula: CaCO3
Localities: Reported from at least 7 localities in this region.
Fluorite
Formula: CaF2
Galena
Formula: PbS
Gypsum
Formula: CaSO4 · 2H2O
Marcasite
Formula: FeS2
Melanterite
Formula: Fe2+(H2O)6SO4 · H2O
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Pyrite
Formula: FeS2
Localities: Reported from at least 6 localities in this region.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Melanterite7.CB.35Fe2+(H2O)6SO4 · H2O
Gypsum7.CD.40CaSO4 · 2H2O
Group 9 - Silicates
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H GypsumCaSO4 · 2H2O
H MelanteriteFe2+(H2O)6SO4 · H2O
H MuscoviteKAl2(AlSi3O10)(OH)2
CCarbon
C CalciteCaCO3
OOxygen
O BaryteBaSO4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O GypsumCaSO4 · 2H2O
O MelanteriteFe2+(H2O)6SO4 · H2O
O MuscoviteKAl2(AlSi3O10)(OH)2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
SSulfur
S BaryteBaSO4
S GalenaPbS
S GypsumCaSO4 · 2H2O
S MarcasiteFeS2
S MelanteriteFe2+(H2O)6SO4 · H2O
S PyriteFeS2
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca FluoriteCaF2
Ca GypsumCaSO4 · 2H2O
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe MarcasiteFeS2
Fe MelanteriteFe2+(H2O)6SO4 · H2O
Fe PyriteFeS2
BaBarium
Ba BaryteBaSO4
PbLead
Pb GalenaPbS

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.

Occurrences28
Youngest Fossil Listed359 Ma (Late/Upper Devonian)
Oldest Fossil Listed393 Ma (Early/Lower Devonian)
Stratigraphic Units
UnitNo. OccurrencesAge
Ohio Shale - Huron1372.2 - 358.9 Ma (Late/Upper Devonian)
Columbus Limestone - Marblehead27393.3 - 387.7 Ma (Devonian)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Hoareicardia cunea
species
Animalia : Mollusca : Rostroconchia : Conocardiida : Hippocardiidae : Hoareicardia : Hoareicardia cunea393.3 - 387.7 Ma
Devonian
Elasmonema bellatula
species
Animalia : Mollusca : Gastropoda : Euomphalina : Elasmonematidae : Elasmonema : Elasmonema bellatula393.3 - 387.7 Ma
Devonian
Bellerophon newberryi
species
Animalia : Mollusca : Gastropoda : Bellerophontidae : Bellerophon : Bellerophon newberryi393.3 - 387.7 Ma
Devonian
Bellerophon pelops
species
Animalia : Mollusca : Gastropoda : Bellerophontida : Bellerophontidae : Bellerophon : Bellerophon pelops393.3 - 387.7 Ma
Devonian
Pleuronotus decewi
species
Animalia : Mollusca : Gastropoda : Euomphalina : Euomphalidae : Pleuronotus : Pleuronotus decewi393.3 - 387.7 Ma
Devonian
Isonema depressum
species
Animalia : Mollusca : Gastropoda : Trochida : Anomphalidae : Isonema : Isonema depressum393.3 - 387.7 Ma
Devonian
Palaeozygopleura hamiltoniae
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Palaeozygopleuridae : Palaeozygopleura : Palaeozygopleura hamiltoniae393.3 - 387.7 Ma
Devonian
Stylonema robusta
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Loxonematidae : Stylonema : Stylonema robusta393.3 - 387.7 Ma
Devonian
Acanthonema newberryi
species
Animalia : Mollusca : Gastropoda : Euomphalina : Euomphalidae : Acanthonema : Acanthonema newberryi393.3 - 387.7 Ma
Devonian
Platyceras attenuatum
species
Animalia : Mollusca : Gastropoda : Platyceratidae : Platyceras : Platyceras attenuatum393.3 - 387.7 Ma
Devonian
Platyceras carinatum
species
Animalia : Mollusca : Gastropoda : Platyceratidae : Platyceras : Platyceras carinatum393.3 - 387.7 Ma
Devonian
Spinyplatyceras dumosum
species
Animalia : Mollusca : Gastropoda : Euomphalina : Platyceratidae : Spinyplatyceras : Spinyplatyceras dumosum393.3 - 387.7 Ma
Devonian
Elasmonema lichas
species
Animalia : Mollusca : Gastropoda : Euomphalina : Elasmonematidae : Elasmonema : Elasmonema lichas393.3 - 387.7 Ma
Devonian
Bembexia adjutor
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Eotomariidae : Bembexia : Bembexia adjutor393.3 - 387.7 Ma
Devonian
Ptychomphalina lucina
species
Animalia : Mollusca : Gastropoda : Ptychomphalidae : Ptychomphalina : Ptychomphalina lucina393.3 - 387.7 Ma
Devonian
Turbonopsis shumardii
species
Animalia : Mollusca : Gastropoda : Euomphalina : Palaeotrochidae : Turbonopsis : Turbonopsis shumardii393.3 - 387.7 Ma
Devonian
Coelocaulus desiderata
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Coelocaulus : Coelocaulus desiderata393.3 - 387.7 Ma
Devonian
Hormotomina maia
species
Animalia : Mollusca : Gastropoda : Murchisoniina : Hormotomidae : Hormotomina : Hormotomina maia393.3 - 387.7 Ma
Devonian
Naticopsis aequistriata
species
Animalia : Mollusca : Gastropoda : Cycloneritida : Naticopsidae : Naticopsis : Naticopsis aequistriata393.3 - 387.7 Ma
Devonian
Fossil LocalitiesClick to show 2 fossil localities

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Delaware_County,_Ohio
Wikidata ID:Q485524
GeoNames ID:5151896

Localities in this Region

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.
 
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