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Cook Co., Illinois, USAi
Regional Level Types
Cook Co.County
IllinoisState
USACountry

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Name in French:Comté de Cook, Illinois, États-Unis
Name in German:Cook County, Illinois, Vereinigte Staaten
Name in Italian:Contea di Cook, Illinois, Stati Uniti d'America
Name in Russian:Кук, Иллинойс, Соединённые Штаты Америки
Name in Simplified Chinese:庫克縣, 伊利诺伊州, 美国
Name in Spanish:Condado de Cook, Illinois, Estados Unidos
Name in Albanian:Cook County, Illinois, Shtetet e Bashkuara të Amerikës
Name in Arabic:مقاطعة كوك, إلينوي, الولايات المتحدة
Name in Armenian:Կուկ շրջան, Իլինոյս, Ամերիկայի Միացյալ Նահանգներ
Name in Basque:Cook konderria, Illinois
Name in Bavarian:Cook County, Illinois, Vaoanigte Stootn
Name in Bishnupriya Manipuri:কোক কাউন্টি, ইলিনয়স, তিলপারাষ্ট্র
Name in Bulgarian:Кук, Илинойс, Съединени американски щати
Name in Catalan:Comtat de Cook, Illinois, Estats Units d’Amèrica
Name in Cebuano:Cook County, Illinois
Name in Czech:Cook County, Illinois, Spojené státy americké
Name in Dutch:Cook County, Illinois, Verenigde Staten
Name in Estonian:Cooki maakond, Illinois, Ameerika Ühendriigid
Name in Farsi/Persian:شهرستان کوک, ایلینوی, ایالات متحده آمریکا
Name in Finnish:Cookin piirikunta, Illinois, Yhdysvallat
Name in Hebrew:מחוז קוק, אילינוי, ארצות הברית
Name in Hungarian:Cook megye, Illinois, Amerikai Egyesült Államok
Name in Indonesian:Cook County, Illinois, Amerika Serikat
Name in Irish Gaelic:Contae Cook, Illinois, Stáit Aontaithe Mheiriceá
Name in Japanese:クック郡, イリノイ州, アメリカ合衆国
Name in Latin:Cook Comitatus, Illinoesia, Civitates Foederatae Americae
Name in Low Saxon/Low German:Cook County, Illinois, USA
Name in Norwegian:Cook County, Illinois, USA
Name in Polish:Hrabstwo Cook, Illinois, Stany Zjednoczone
Name in Portuguese:Condado de Cook, Illinois, Estados Unidos
Name in Serbian:Округ Кук, Илиноис, Сједињене Америчке Државе
Name in Serbo-Croatian:Cook County, Illinois, Sjedinjene Američke Države
Name in Swedish:Cook County, Illinois, USA
Name in Traditional Chinese:曲縣, 伊利諾州, 美國
Name in Turkish:Cook County, Illinois, Amerika Birleşik Devletleri
Name in Ukrainian:Кук, Іллінойс, Сполучені Штати Америки
Name in Urdu:کک کاؤنٹی، الینوائے, الینوائے, ریاستہائے متحدہ امریکا
Name in Vietnamese:Quận Cook, Illinois, Chủng Quốc Hoa Kỳ
Name in Waray:Condado han Cook, Illinois, Estados Unidos
Name in Western Punjabi:کک کاؤنٹی, الینوۓ, امریکہ
Name in Yiddish:קוק קאונטי, אילינוי, פאראייניקטע שטאטן פון אמעריקע
Neighbouring regions:
Locality type:County
Other Databases
Largest Settlements:
PlacePopulation
Chicago2,720,546 (2017)
West Town86,429 (2017)
Near North Side85,711 (2017)
Cicero83,886 (2017)
Belmont Cragin79,159 (2017)
Arlington Heights75,926 (2017)


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Standard Detailed Strunz Dana 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

5 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and 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

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Alphabetical List Tree Diagram

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: Crook, A.J., 1902. The Mineralogy of the Chicago Area. Bulletin of the Natural History Survey, 5, 57 pp.
'Fayalite-Forsterite Series'
Reference: Meteoritical Bulletin 87:July, 2003
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: The Mineralogy of the Chicago Area, A.R. Crook, The Chicago Academy of Sciences, Bulletin No.V (1902), p. 44
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Crook, A.J., 1902. The Mineralogy of the Chicago Area. Bulletin of the Natural History Survey
Marcasite
Formula: FeS2
Reference: Crook, A.J., 1902. The Mineralogy of the Chicago Area. Bulletin of the Natural History Survey
'Maskelynite'
Reference: Meteoritical Bulletin 87:July, 2003
Pyrite
Formula: FeS2
Reference: Crook, A.J., 1902. The Mineralogy of the Chicago Area. Bulletin of the Natural History Survey, 5, 57 pp.
'Pyroxene Group'
Reference: Meteoritical Bulletin 87:July, 2003
Troilite
Formula: FeS
Reference: Meteoritical Bulletin 87:July, 2003

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Marcasite2.EB.10aFeS2
Pyrite2.EB.05aFeS2
Troilite2.CC.10FeS
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Unclassified Minerals, Rocks, etc.
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
'Maskelynite'-
'Pyroxene Group'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Troilite2.8.9.1FeS
AmBnXp, with (m+n):p = 1:2
Marcasite2.12.2.1FeS2
Pyrite2.12.1.1FeS2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Unclassified Minerals, Mixtures, etc.
'Fayalite-Forsterite Series'-
'Garnet Group'-X3Z2(SiO4)3
'Maskelynite'-
'Pyroxene Group'-

List of minerals for each chemical element

CCarbon
C CalciteCaCO3
OOxygen
O CalciteCaCO3
O MagnetiteFe2+Fe23+O4
O Garnet GroupX3Z2(SiO4)3
SiSilicon
Si Garnet GroupX3Z2(SiO4)3
SSulfur
S TroiliteFeS
S PyriteFeS2
S MarcasiteFeS2
CaCalcium
Ca CalciteCaCO3
FeIron
Fe TroiliteFeS
Fe PyriteFeS2
Fe MarcasiteFeS2
Fe MagnetiteFe2+Fe23+O4

Localities in this Region
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