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Mather Peninsula, East Antarctica, Antarcticai
Regional Level Types
Mather PeninsulaMetamorphic belt
East AntarcticaRegion
AntarcticaContinent

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Latitude & Longitude (WGS84):
68° 50' 49'' South , 77° 55' 18'' East
Latitude & Longitude (decimal):
-68.84722,77.92167
GRN:
S46E23
Type:
Metamorphic belt
Köppen climate type:
EF : Ice cap climate
Mindat Locality ID:
463226
Long-form identifier:
mindat:1:2:463226:2
GUID (UUID V4):
0


Host rock: sapphirine-bearing UHT metapelitic granulites

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


8 valid minerals.

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 Diagram

Detailed Mineral List:

ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Cordierite
Formula: Mg2Al4Si5O18
ⓘ Forsterite
Formula: Mg2SiO4
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Kokchetavite
Formula: K(AlSi3O8)
ⓘ Kumdykolite
Formula: Na(AlSi3O8)
ⓘ 'Orthopyroxene Subgroup'
ⓘ Quartz
Formula: SiO2
ⓘ Sapphirine
Formula: Mg4(Mg3Al9)O4[Si3Al9O36]
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Spinel
Formula: MgAl2O4

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘSpinel4.BB.05MgAl2O4
ⓘQuartz4.DA.05SiO2
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2SiO4
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘCordierite9.CJ.10Mg2Al4Si5O18
ⓘSapphirine9.DH.45Mg4(Mg3Al9)O4[Si3Al9O36]
ⓘKumdykolite9.FA.45Na(AlSi3O8)
ⓘKokchetavite9.FA.75K(AlSi3O8)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Orthopyroxene Subgroup'-

List of minerals for each chemical element

HHydrogen
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
OOxygen
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CordieriteMg2Al4Si5O18
Oⓘ ForsteriteMg2SiO4
Oⓘ QuartzSiO2
Oⓘ SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ SpinelMgAl2O4
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ KokchetaviteK(AlSi3O8)
Oⓘ KumdykoliteNa(AlSi3O8)
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Naⓘ KumdykoliteNa(AlSi3O8)
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ CordieriteMg2Al4Si5O18
Mgⓘ ForsteriteMg2SiO4
Mgⓘ SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Mgⓘ SpinelMgAl2O4
AlAluminium
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ CordieriteMg2Al4Si5O18
Alⓘ SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ SpinelMgAl2O4
Alⓘ KokchetaviteK(AlSi3O8)
Alⓘ KumdykoliteNa(AlSi3O8)
SiSilicon
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ CordieriteMg2Al4Si5O18
Siⓘ ForsteriteMg2SiO4
Siⓘ QuartzSiO2
Siⓘ SapphirineMg4(Mg3Al9)O4[Si3Al9O36]
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ Garnet GroupX3Z2(SiO4)3
Siⓘ KokchetaviteK(AlSi3O8)
Siⓘ KumdykoliteNa(AlSi3O8)
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ KokchetaviteK(AlSi3O8)
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

Other Regions, Features and Areas containing this locality

Antarctic MeteoritesGroup of Meteorite Fall Locations
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

HARLEY, S. L. (1998) Ultrahigh temperature granulite metamorphism (1050 °C, 12 kbar) and decompression in garnet (Mg70)–orthopyroxene–sillimanite gneisses from the Rauer Group, East Antarctica. Journal of Metamorphic Geology, 16 (4) 541-562 doi:10.1111/j.1525-1314.1998.00155.x
Liu, Zhao, Carvalho, Bruna B, Li, Wancai, Tong, Laixi, Bartoli, Omar, Chen, Longyao, Yan, Qinghe, Wu, Haobo (2023) Into the High to Ultrahigh Temperature Melting of Earth’s Crust: Investigation of Melt and Fluid Inclusions within Mg-Rich Metapelitic Granulites from the Mather Peninsula, East Antarctica. Journal of Petrology, 64 (7) Oxford University Press (OUP) doi:10.1093/petrology/egad051
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