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Larkman Nunatak 06299 meteorite, Grosvenor Mountains, Victoria Land, East Antarctica, Antarcticai
Regional Level Types
Larkman Nunatak 06299 meteoriteMeteorite Fall Location
Grosvenor MountainsMountain Range
Victoria LandRegion
East AntarcticaRegion
AntarcticaContinent

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Latitude & Longitude (WGS84):
86° 45' 59'' South , 179° 20' 0'' East
Latitude & Longitude (decimal):
-86.76667,179.33333
Type:
Meteorite Fall Location
Meteorite Class:
LL-melt rock chondrite meteorite
Meteoritical Society Class:
LL-melt rock
Metbull:
View entry in Meteoritical Bulletin Database
Köppen climate type:
EF : Ice cap climate
Mindat Locality ID:
434167
Long-form identifier:
mindat:1:2:434167:6
GUID (UUID V4):
0
Other/historical names associated with this locality:
LAR 06299


Textures indicative of gravitational direction in the LL impact melt breccia.

Coordinates reflect the general location of the site which consists of a nunatak (rocky island) and a two smaller satellite outcrops. The main nunatak is 3 km in length and is elongated in an approximately SSE–NNW orientation broadly perpendicular to ice flow.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


9 valid minerals.

Meteorite/Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ 'Clinopyroxene Subgroup'
ⓘ 'Clinopyroxene Subgroup var. Subcalcic augite'
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ 'Low-calcium pyroxene'
ⓘ 'Maskelynite'
ⓘ Native Iron
Formula: Fe
ⓘ Native Iron var. Martensite
Formula: Fe
ⓘ 'Olivine Group'
Formula: M2SiO4
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
ⓘ Taenite
Formula: (Ni,Fe)
ⓘ Tetrataenite
Formula: FeNi
ⓘ Troilite
Formula: FeS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Iron1.AE.05Fe
ⓘvar. Martensite1.AE.05Fe
ⓘTaenite1.AE.10(Ni,Fe)
ⓘTetrataenite1.AE.10FeNi
Group 2 - Sulphides and Sulfosalts
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘTroilite2.CC.10FeS
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
Group 9 - Silicates
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Clinopyroxene Subgroup'-
ⓘ'Maskelynite'-
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Olivine Group'-M2SiO4
ⓘ'Low-calcium pyroxene'-
ⓘ'Clinopyroxene Subgroup
var. Subcalcic augite'		-

List of minerals for each chemical element

OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DiopsideCaMgSi2O6
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Olivine GroupM2SiO4
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ DiopsideCaMgSi2O6
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ DiopsideCaMgSi2O6
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Olivine GroupM2SiO4
SSulfur
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ TroiliteFeS
CaCalcium
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ DiopsideCaMgSi2O6
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ Native IronFe
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ Taenite(Ni,Fe)
Feⓘ TetrataeniteFeNi
Feⓘ TroiliteFeS
Feⓘ Native Iron var. MartensiteFe
NiNickel
Niⓘ Pentlandite(NixFey)Σ9S8
Niⓘ Taenite(Ni,Fe)
Niⓘ TetrataeniteFeNi

Other Regions, Features and Areas containing this locality

Antarctic 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

RUBIN, Alan E., MOORE, William B. (2011) What’s up? Preservation of gravitational direction in the Larkman Nunatak 06299 LL impact melt breccia. Meteoritics & Planetary Science, 46 (5) 737-747 doi:10.1111/j.1945-5100.2011.01187.x
Genge, Matthew J., van Ginneken, Matthias, Suttle, Martin D., Harvey, Ralph P. (2018) Accumulation mechanisms of micrometeorites in an ancient supraglacial moraine at Larkman Nunatak, Antarctica. Meteoritics & Planetary Science, 53 (10) 2051-2066 doi:10.1111/maps.13107
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