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Seymour Island, Antarctic Peninsula, Western Antarctica, Antarctica

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Latitude & Longitude (WGS84): 64° 17' South , 56° 45' West
Latitude & Longitude (decimal): -64.28333,-56.75000
GeoHash:G#: 4sxdk9efm
Locality type:Island
Köppen climate type:EF : Ice cap climate


Eastern side of the peninsula. Minerals in weathering zone of Tertiary sands with beds of sulfide-bearing clays; acid sulfate drainage. The sand also contains carbonate concretions and shells. Halite and aragonite (and ferrihydrite) are found within Cretaceous silty sands (devoid of sulfides).

Regions containing this locality

Antarctic Meteorites

Group of Meteorite Fall Locations - 466 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


9 valid minerals.

Detailed Mineral List:

Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Aragonite
Formula: CaCO3
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Ferrihydrite
Formula: Fe3+10O14(OH)2
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Gypsum
Formula: CaSO4 · 2H2O
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Halite
Formula: NaCl
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Hexahydrite
Formula: MgSO4 · 6H2O
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Natrojarosite
Formula: NaFe3(SO4)2(OH)6
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
Tamarugite
Formula: NaAl(SO4)2 · 6H2O
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43
'Unnamed (Basic Ca-Al Sulphate)'
Formula: Ca-Al-S-O-H
Reference: Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
'Halite'3.AA.20NaCl
Group 4 - Oxides and Hydroxides
'Ferrihydrite'4.FE.35Fe3+10O14(OH)2
Group 5 - Nitrates and Carbonates
'Ankerite'5.AB.10Ca(Fe2+,Mg)(CO3)2
'Aragonite'5.AB.15CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Gypsum'7.CD.40CaSO4 · 2H2O
'Hexahydrite'7.CB.25MgSO4 · 6H2O
'Jarosite'7.BC.10KFe3+ 3(SO4)2(OH)6
'Natrojarosite'7.BC.10NaFe3(SO4)2(OH)6
'Tamarugite'7.CC.10NaAl(SO4)2 · 6H2O
Unclassified Minerals, Rocks, etc.
'Unnamed (Basic Ca-Al Sulphate)'-Ca-Al-S-O-H

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Ferrihydrite4.3.2.2Fe3+10O14(OH)2
Group 9 - NORMAL HALIDES
AX
Halite9.1.1.1NaCl
Group 14 - ANHYDROUS NORMAL CARBONATES
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AB(XO4)2·xH2O
Tamarugite29.5.3.1NaAl(SO4)2 · 6H2O
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Hexahydrite29.6.8.1MgSO4 · 6H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Unclassified Minerals, Rocks, etc.
Aragonite-CaCO3
Natrojarosite-NaFe3(SO4)2(OH)6
'Unnamed (Basic Ca-Al Sulphate)'-Ca-Al-S-O-H

List of minerals for each chemical element

HHydrogen
H FerrihydriteFe103+O14(OH)2
H GypsumCaSO4 · 2H2O
H HexahydriteMgSO4 · 6H2O
H JarositeKFe3+ 3(SO4)2(OH)6
H NatrojarositeNaFe3(SO4)2(OH)6
H TamarugiteNaAl(SO4)2 · 6H2O
H Unnamed (Basic Ca-Al Sulphate)Ca-Al-S-O-H
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C AragoniteCaCO3
OOxygen
O AnkeriteCa(Fe2+,Mg)(CO3)2
O AragoniteCaCO3
O FerrihydriteFe103+O14(OH)2
O GypsumCaSO4 · 2H2O
O HexahydriteMgSO4 · 6H2O
O JarositeKFe3+ 3(SO4)2(OH)6
O NatrojarositeNaFe3(SO4)2(OH)6
O TamarugiteNaAl(SO4)2 · 6H2O
O Unnamed (Basic Ca-Al Sulphate)Ca-Al-S-O-H
NaSodium
Na HaliteNaCl
Na NatrojarositeNaFe3(SO4)2(OH)6
Na TamarugiteNaAl(SO4)2 · 6H2O
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg HexahydriteMgSO4 · 6H2O
AlAluminium
Al TamarugiteNaAl(SO4)2 · 6H2O
Al Unnamed (Basic Ca-Al Sulphate)Ca-Al-S-O-H
SSulfur
S GypsumCaSO4 · 2H2O
S HexahydriteMgSO4 · 6H2O
S JarositeKFe3+ 3(SO4)2(OH)6
S NatrojarositeNaFe3(SO4)2(OH)6
S TamarugiteNaAl(SO4)2 · 6H2O
S Unnamed (Basic Ca-Al Sulphate)Ca-Al-S-O-H
ClChlorine
Cl HaliteNaCl
KPotassium
K JarositeKFe3+ 3(SO4)2(OH)6
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca AragoniteCaCO3
Ca GypsumCaSO4 · 2H2O
Ca Unnamed (Basic Ca-Al Sulphate)Ca-Al-S-O-H
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe FerrihydriteFe103+O14(OH)2
Fe JarositeKFe3+ 3(SO4)2(OH)6
Fe NatrojarositeNaFe3(SO4)2(OH)6

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Barczuk, A., Tatur, A. (2003): Biogenic phosphate and sulphate minerals in the soils of Antarctic Peninsula. Mineralogia Special Papers: 23: 41-43


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