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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Stonington Rock Quarry, Stonington, Delta County, Michigan, USAi
Regional Level Types
Stonington Rock QuarryQuarry
StoningtonUnincorporated Community
Delta CountyCounty
MichiganState
USACountry

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03241810017272252192251.jpg
Fluorite

Stonington Rock Quarry, Stonington, Delta County, Michigan, USA
03241810017272252192251.jpg
Fluorite

Stonington Rock Quarry, Stonington, Delta County, Michigan, USA
03241810017272252192251.jpg
Fluorite

Stonington Rock Quarry, Stonington, Delta County, Michigan, USA
Latitude & Longitude (WGS84):
45° 47' 3'' North , 86° 51' 40'' West
Latitude & Longitude (decimal):
45.78428,-86.86134
GeoHash:
G#: f04hrqv8b
GRN:
N31W44
Type:
Quarry
Köppen climate type:
Dfb : Warm-summer humid continental climate
Nearest Settlements:
PlacePopulationDistance
Gladstone4,830 (2017)14.6km
Escanaba12,334 (2017)16.3km
Garden217 (2017)24.1km
Washington833 (2017)43.6km
Mindat Locality ID:
125632
Long-form identifier:
mindat:1:2:125632:4
GUID (UUID V4):
0


Fluorite found as dark purple coatings on fracture surfaces in dolostone.
Baryte found as opaque, white, divergent crystal sprays with calcite on fracture surfaces in dolostone.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

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


Mineral List


3 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
FFluorine
Fⓘ FluoriteCaF2
SSulfur
Sⓘ BaryteBaSO4
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ FluoriteCaF2
BaBarium
Baⓘ BaryteBaSO4

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

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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