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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Porter County, Indiana, USAi
Regional Level Types
Porter CountyCounty
IndianaState
USACountry

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Neighbouring regions:
Starke County, Indiana, USA
Jasper County, Indiana, USA
LaPorte County, Indiana, USA
Lake County, Indiana, USA
Type:
County
Largest Settlements:
PlacePopulation
Portage36,738 (2017)
Valparaiso32,626 (2017)
Chesterton13,433 (2017)
Lakes of the Four Seasons7,033 (2017)
South Haven5,282 (2017)
Porter4,879 (2017)
Mindat Locality ID:
195277
Long-form identifier:
mindat:1:2:195277:6
GUID (UUID V4):
0


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz 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

1 valid mineral.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
ⓘZircon9.AD.30Zr(SiO4)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)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ⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
OOxygen
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ ZirconZr(SiO4)
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
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ⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
SiSilicon
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ ZirconZr(SiO4)
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
ClChlorine
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
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
ZrZirconium
Zrⓘ ZirconZr(SiO4)

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.

Occurrences7
Youngest Fossil Listed433 Ma (Silurian)
Oldest Fossil Listed443 Ma (Silurian)
Stratigraphic Units
UnitNo. OccurrencesAge
Edgewood - Salamonie Dolomite3438.5 - 433.4 Ma (Silurian)
Edgewood - Sexton Creek Limestone4443.4 - 440.8 Ma (Silurian)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Icriodella
genus		Animalia : Chordata : Balognathidae : Icriodella443.4 - 440.8 Ma
Silurian
Ozarkodina hassi
species		Animalia : Chordata : Conodonta : Ozarkodinida : Ozarkodina : Ozarkodina hassi443.4 - 440.8 Ma
Silurian
Kockelella ranuliformis
species		Animalia : Chordata : Conodonta : Ozarkodinida : Kockelellidae : Kockelella : Kockelella ranuliformis438.5 - 433.4 Ma
Silurian
Dapsilodus obliquicostatus
species		Animalia : Chordata : Conodonta : Belodellida : Dapsilodontidae : Dapsilodus : Dapsilodus obliquicostatus438.5 - 433.4 Ma
Silurian
Pterospathodus amorphognathoides
species		Animalia : Chordata : Balognathidae : Pterospathodus : Pterospathodus amorphognathoides438.5 - 433.4 Ma
Silurian
Ozarkodina oldhamensis
species		Animalia : Chordata : Conodonta : Ozarkodinida : Ozarkodina : Ozarkodina oldhamensis443.4 - 440.8 Ma
Silurian
Fossil LocalitiesClick to show 1 fossil locality

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Porter_County,_Indiana
Wikidata ID:Q506752
GeoNames ID:4925020

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.
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