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St. Genevieve meteorite, Ste. Genevieve County, Missouri, USAi
Regional Level Types
St. Genevieve meteoriteMeteorite Fall Location
Ste. Genevieve CountyCounty
MissouriState
USACountry

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Latitude & Longitude (WGS84):
37° 58' North , 90° 19' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Bloomsdale529 (2017)9.9km
Weingarten133 (2011)12.5km
Esther1,161 (2017)20.5km
Leadington450 (2017)20.8km
Desloge4,939 (2017)21.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Mineral Area Gem & Mineral SocietyPark Hills, Missouri22km
Mindat Locality ID:
28561
Long-form identifier:
mindat:1:2:28561:3
GUID (UUID V4):
0


Iron meteorite, Octahedrite (IIIF, Og)
Find, 1888; 244.5 kg

An iron meteorite (Ni ~7.7%) was found in 1888 in the extreme western part of the county. After several public displays it was eventually purchased by Ward who sold sections to various museums. Underneath the weathered surface, Kamacite lamellae predominate within the sections with abundant Neumann bands. Plessite and taenite (40%) are also prominent. Schreibersite (in several morphologies), troilite, and daubréelite are the most obvious minor accessories.

The two largest masses are held at the Field Museum in Chicago (106 kg) and the University of Arizona State (58 kg). St. Genevieve County is the most massive of the IIIF iron meteorites, a very small iron group with only 9 members.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


5 valid minerals.

Meteorite/Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Daubréelite
Formula: Fe2+Cr3+2S4
ⓘ Native Iron
Formula: Fe
ⓘ Native Iron var. Kamacite
Formula: (Fe,Ni)
ⓘ Native Iron var. Martensite
Formula: Fe
ⓘ 'Plessite'
ⓘ Schreibersite
Formula: (Fe,Ni)3P
Description: As occasional crystals, more common as grain boundary veinlets, and as blebs inside plessite.
ⓘ Taenite
Formula: (Fe,Ni)
ⓘ Troilite
Formula: FeS
Description: As nodules and rhomboidal bodies

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Iron1.AE.05Fe
ⓘvar. Kamacite1.AE.05(Fe,Ni)
ⓘvar. Martensite1.AE.05Fe
ⓘTaenite1.AE.10(Fe,Ni)
ⓘSchreibersite1.BD.05(Fe,Ni)3P
Group 2 - Sulphides and Sulfosalts
ⓘTroilite2.CC.10FeS
ⓘDaubréelite2.DA.05Fe2+Cr3+2S4
Unclassified
ⓘ'Plessite'-

List of minerals for each chemical element

PPhosphorus
Pⓘ Schreibersite(Fe,Ni)3P
SSulfur
Sⓘ DaubréeliteFe2+Cr23+S4
Sⓘ TroiliteFeS
CrChromium
Crⓘ DaubréeliteFe2+Cr23+S4
FeIron
Feⓘ DaubréeliteFe2+Cr23+S4
Feⓘ Native IronFe
Feⓘ Native Iron var. Kamacite(Fe,Ni)
Feⓘ Schreibersite(Fe,Ni)3P
Feⓘ Taenite(Fe,Ni)
Feⓘ TroiliteFeS
Feⓘ Native Iron var. MartensiteFe
NiNickel
Niⓘ Native Iron var. Kamacite(Fe,Ni)
Niⓘ Schreibersite(Fe,Ni)3P
Niⓘ Taenite(Fe,Ni)

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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