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Arctowskite

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Formula:
Al
 
9
(PO
 
4
)
 
8
(OH)
 
3
 · 27H
 
2
O
System:OrthorhombicColour:white
Name:Named for Henryk Arctowski (1871-1958), Polish Antarctic researcher in the Belgica Antartic Expedition (1897-1899). The Polish Antarctic research station is named for him, as well as Arctowski Peak and Arctowski Peninsula.


Plastic 'clay' of well-defined rhombohedral crystals 2-5 pm in dimension, usually twinned in books, in taranakite.
Originally described from Low Head, King George Island, South Shetland Islands, Antarctic Peninsula, Western Antarctica, Antarctica.

Classification of Arctowskite

IMA status:Questionable/Doubtful
Explanation of status:poorly characterized.
mindat.org URL:http://www.mindat.org/min-31715.html
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Physical Properties of Arctowskite

Colour:white

Crystallography of Arctowskite

Crystal System:Orthorhombic
X-Ray Powder Diffraction:
d-spacingIntensity
11.47 (70)
11.21 (100)
7.79 (90)
7.56 (70)
2.91 (60)

Chemical Properties of Arctowskite

Formula:
Al
 
9
(PO
 
4
)
 
8
(OH)
 
3
 · 27H
 
2
O
All elements listed in formula:Al, H, O, P

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Arctowskite

Reference List:

- +
A. Tatur & A. Keck, "Phosphates in ornithogenic soils of the maritime Antarctic", Proc. NIPR Symp. Polar Biol. 3, 133-150(1990)

Internet Links for Arctowskite

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    • Localities for Arctowskite

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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Antarctica
     
    • Western Antarctica
      • Antarctic Peninsula
        • South Shetland Islands
          • King George Island
    		Proc. NIPR Symp. Polar Biol., 3,133-150(1990)
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