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Christmas point pegmatite, Khmara Bay, Casey Bay, Napier Complex, Enderby Land, Eastern Antarctica, Antarcticai
Regional Level Types
Christmas point pegmatitePegmatite
Khmara BayBay
Casey BayBay
Napier ComplexComplex
Enderby Land- not defined -
Eastern AntarcticaRegion
AntarcticaContinent

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Latitude & Longitude (WGS84): 67° 20' South , 49° 0' East
Latitude & Longitude (decimal): -67.33333,49.00000
GeoHash:G#: jh4bgn2dy
Locality type:Pegmatite
Köppen climate type:EF : Ice cap climate


Ref.:
Edward S. Grew (1981): Surinamite, taafeite and beryllian saphirine from pegmatites in granulite-facies rocks of Casey Bay, Enderby Land, Antarctica. Am. Mineral, 66, 1022-1033.

Regions containing this locality

Antarctic PlateTectonic Plate
Antarctic MeteoritesGroup of Meteorite Fall Locations

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


9 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and 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:

Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Fluorapatite
Formula: Ca5(PO4)3F
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Microcline
Formula: K(AlSi3O8)
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
'Monazite'
Reference: e, including sapphirine-bearing metapelites, quartzofeldspathic gneisses and ultramafic rocks. In addition, I collected samples of intrusive rocks, including lamproite, late Archean pegmatites containing orthopyroxene, sillimanite, wagnerite, (Mg,Fe)2PO4(F,OH), and a distinctive suite of beryllium minerals, and of Early Paleozoic pegmatites containing beryl, tourmaline, dumortierite, kyanite and muscovite.
Sillimanite
Formula: Al2(SiO4)O
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Surinamite
Formula: (Mg,Fe)3Al4BeSi3O16
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
Wagnerite
Formula: (Mg,Fe2+)2(PO4)F
Reference: Edward S. Grew Surinamite, taafeite and beryllian saphirine from pegmatites in graulite-facies rocks of Casey Bay, Enderby Land, Antarctica, - Am. Miner., 1981,v.66, p.1022-1033.
'Xenotime'
Reference: e, including sapphirine-bearing metapelites, quartzofeldspathic gneisses and ultramafic rocks. In addition, I collected samples of intrusive rocks, including lamproite, late Archean pegmatites containing orthopyroxene, sillimanite, wagnerite, (Mg,Fe)2PO4(F,OH), and a distinctive suite of beryllium minerals, and of Early Paleozoic pegmatites containing beryl, tourmaline, dumortierite, kyanite and muscovite.
Zircon
Formula: Zr(SiO4)
Reference: e, including sapphirine-bearing metapelites, quartzofeldspathic gneisses and ultramafic rocks. In addition, I collected samples of intrusive rocks, including lamproite, late Archean pegmatites containing orthopyroxene, sillimanite, wagnerite, (Mg,Fe)2PO4(F,OH), and a distinctive suite of beryllium minerals, and of Early Paleozoic pegmatites containing beryl, tourmaline, dumortierite, kyanite and muscovite.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Wagnerite8.BB.15(Mg,Fe2+)2(PO4)F
Group 9 - Silicates
Almandine9.AD.25Fe2+3Al2(SiO4)3
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Microcline9.FA.30K(AlSi3O8)
Sillimanite9.AF.05Al2(SiO4)O
Surinamite9.DH.55(Mg,Fe)3Al4BeSi3O16
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Monazite'-
'Xenotime'-

List of minerals arranged by Dana 8th Edition classification

Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A2(XO4)Zq
Wagnerite41.6.2.1(Mg,Fe2+)2(PO4)F
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 69 - INOSILICATES Chains with Side Branches or Loops
Chains with Side Branches or Loops with P>2
Surinamite69.2.1b.2(Mg,Fe)3Al4BeSi3O16
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Microcline76.1.1.5K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Monazite'-
'Xenotime'-

List of minerals for each chemical element

BeBeryllium
Be Surinamite(Mg,Fe)3Al4BeSi3O16
OOxygen
O Surinamite(Mg,Fe)3Al4BeSi3O16
O FluorapatiteCa5(PO4)3F
O MicroclineK(AlSi3O8)
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O Wagnerite(Mg,Fe2+)2(PO4)F
O MagnetiteFe2+Fe23+O4
O AlmandineFe32+Al2(SiO4)3
O SillimaniteAl2(SiO4)O
O ZirconZr(SiO4)
FFluorine
F FluorapatiteCa5(PO4)3F
F Wagnerite(Mg,Fe2+)2(PO4)F
MgMagnesium
Mg Surinamite(Mg,Fe)3Al4BeSi3O16
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg Wagnerite(Mg,Fe2+)2(PO4)F
AlAluminium
Al Surinamite(Mg,Fe)3Al4BeSi3O16
Al MicroclineK(AlSi3O8)
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al AlmandineFe32+Al2(SiO4)3
Al SillimaniteAl2(SiO4)O
SiSilicon
Si Surinamite(Mg,Fe)3Al4BeSi3O16
Si MicroclineK(AlSi3O8)
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si AlmandineFe32+Al2(SiO4)3
Si SillimaniteAl2(SiO4)O
Si ZirconZr(SiO4)
PPhosphorus
P FluorapatiteCa5(PO4)3F
P Wagnerite(Mg,Fe2+)2(PO4)F
KPotassium
K MicroclineK(AlSi3O8)
CaCalcium
Ca FluorapatiteCa5(PO4)3F
FeIron
Fe Surinamite(Mg,Fe)3Al4BeSi3O16
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe MagnetiteFe2+Fe23+O4
Fe AlmandineFe32+Al2(SiO4)3
ZrZirconium
Zr ZirconZr(SiO4)

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Archean
2500 - 4000 Ma



ID: 3191101
Archean crystalline metamorphic rocks

Age: Archean (2500 - 4000 Ma)

Comments: Enderby Land

Lithology: Crystalline metamorphic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License


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