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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Wolverine Portland Cement Company Shale pit, Coldwater, Branch County, Michigan, USAi
Regional Level Types
Wolverine Portland Cement Company Shale pitPit
ColdwaterCity
Branch CountyCounty
MichiganState
USACountry

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Latitude & Longitude (WGS84):
41° 54' 34'' North , 84° 55' 5'' West
Latitude & Longitude (decimal):
41.90972,-84.91806
GRN:
N28W46
Type:
Pit
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Quincy1,640 (2017)4.8km
Coldwater10,844 (2017)7.6km
Allen189 (2017)13.5km
Reading1,056 (2017)16.1km
Montgomery338 (2017)17.5km
Mindat Locality ID:
123796
Long-form identifier:
mindat:1:2:123796:5
GUID (UUID V4):
0


Commodities (Major) - Clay - General
Development Status: Past Producer
Shale is mined.

Clay ironstone concretions in the Mississippian aged Coldwater Shale contain siderite with specks of sphalerite, galena, and pyrite.

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Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


4 valid minerals.

Rock Types Recorded


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Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
Group 5 - Nitrates and Carbonates
ⓘSiderite5.AB.05FeCO3

List of minerals for each chemical element

CCarbon
Cⓘ SideriteFeCO3
OOxygen
Oⓘ SideriteFeCO3
SSulfur
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
FeIron
Feⓘ PyriteFeS2
Feⓘ SideriteFeCO3
ZnZinc
Znⓘ SphaleriteZnS
PbLead
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

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.

References

Brown, G.G. (1924) Clays and Shales of Michigan and Their Uses. Publication 36. Michigan Geological Surveyp.221
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
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