Maquoketa Shale, Gilead, Calhoun County, Illinois, USAi
Regional Level Types | |
---|---|
Maquoketa Shale | Formation |
Gilead | Village |
Calhoun County | County |
Illinois | State |
USA | Country |
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
39° North , 90° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
Type:
Köppen climate type:
Mindat Locality ID:
29577
Long-form identifier:
mindat:1:2:29577:1
GUID (UUID V4):
9480d562-ae78-474b-981e-3ab0d6a49818
Upper Ordovician formation.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
1 valid mineral. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 References: |
ⓘ Muscovite var. Illite (FRL) Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2 Type Locality: References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 9 - Silicates | |||
---|---|---|---|
ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
ⓘ | var. Illite (TL) | 9.EC.15 | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
O | Oxygen | |
O | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Al | Aluminium | |
Al | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Si | Silicon | |
Si | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
K | Potassium | |
K | ⓘ Muscovite var. Illite | K0.65Al2.0[Al0.65Si3.35O10](OH)2 |
K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
Other Databases
Wikipedia: | https://en.wikipedia.org/wiki/Maquoketa_Group |
---|---|
Wikidata ID: | Q6754343 |
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Mazatzal DomainDomain
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.