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Chicago, Cook County, Illinois, USAi
| Regional Level Types | |
|---|---|
| Chicago | City |
| Cook County | County |
| Illinois | State |
| USA | Country |
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Neighbouring regions:
Type:
Largest Settlements:
| Place | Population |
|---|---|
| Chicago | 2,720,546 (2017) |
| West Town | 86,429 (2017) |
| Near North Side | 85,711 (2017) |
| Belmont Cragin | 79,159 (2017) |
| South Lawndale | 73,826 (2017) |
| Logan Square | 73,702 (2017) |
Clubs in region:
Note: Part of Chicago lies also in DuPage Co.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity 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-localities18 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 DiagramDetailed Mineral List:
| ⓘ Calcite Formula: CaCO3 |
| ⓘ 'Clay minerals' |
| ⓘ Dolomite Formula: CaMg(CO3)2 |
| ⓘ Hauerite Formula: MnS2 |
| ⓘ Hausmannite Formula: Mn2+Mn3+2O4 |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Larnite Formula: Ca2SiO4 |
| ⓘ Mackinawite Formula: FeS |
| ⓘ Magnesioferrite Formula: MgFe3+2O4 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Marcasite Formula: FeS2 |
| ⓘ Minrecordite Formula: CaZn(CO3)2 |
| ⓘ Portlandite Formula: Ca(OH)2 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Rankinite Formula: Ca3Si2O7 |
| ⓘ Tridymite Formula: SiO2 |
| ⓘ Wollastonite Formula: Ca3(Si3O9) |
| ⓘ Wurtzite Formula: (Zn,Fe)S |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Wurtzite | 2.CB.45 | (Zn,Fe)S |
| ⓘ | Mackinawite | 2.CC.25 | FeS |
| ⓘ | Hauerite | 2.EB.05a | MnS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Marcasite | 2.EB.10a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Magnesioferrite | 4.BB.05 | MgFe3+2O4 |
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Hausmannite | 4.BB.10 | Mn2+Mn3+2O4 |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | Tridymite | 4.DA.10 | SiO2 |
| ⓘ | Portlandite | 4.FE.05 | Ca(OH)2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Dolomite | 5.AB.10 | CaMg(CO3)2 |
| ⓘ | Minrecordite | 5.AB.10 | CaZn(CO3)2 |
| Group 9 - Silicates | |||
| ⓘ | Larnite | 9.AD.05 | Ca2SiO4 |
| ⓘ | Rankinite | 9.BC.15 | Ca3Si2O7 |
| ⓘ | Wollastonite | 9.DG.05 | Ca3(Si3O9) |
| Unclassified | |||
| ⓘ | 'Clay minerals' | - | |
List of minerals for each chemical element
Fossils
There are 99 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.
| Occurrences | 99 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Youngest Fossil Listed | 423 Ma (Silurian) | |||||||||
| Oldest Fossil Listed | 433 Ma (Silurian) | |||||||||
| Stratigraphic Units |
| |||||||||
| Fossils from Region | Click here to show the list. | |||||||||
| Fossil Localities | Click to show 2 fossil localities |
Other Databases
| Wikipedia: | https://en.wikipedia.org/wiki/Chicago |
|---|---|
| Wikidata ID: | Q1297 |
| GeoNames ID: | 4887398 |
Localities in this Region
Other Regions, Features and Areas that Intersect
North AmericaContinent
North America PlateTectonic Plate
- Mazatzal DomainDomain
- Mazatzal TerraneVolcanic Arc
- Michigan BasinBasin
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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Chicago, Cook County, Illinois, USA