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Perkovaite

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Formula:
CaMg
 
2
[SO
 
4
]
 
3
System:IsometricColour:Colourless


A substance of anthropogenic origin (burning coal mine dump). Current IMA regulations do not allow such substances to be approved as valid mineral species.

Originally given formula was "Ca2Mg3[SO4]5"

Classification of Perkovaite

IMA status:Published without Approval
mindat.org URL:http://www.mindat.org/min-29722.html
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Physical Properties of Perkovaite

Colour:Colourless

Crystallography of Perkovaite

Crystal System:Isometric
Morphology:cubic

Chemical Properties of Perkovaite

Formula:
CaMg
 
2
[SO
 
4
]
 
3
Essential elements:Ca, Mg, O, S
All elements listed in formula:Ca, Mg, O, S

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 Perkovaite

Reference List:

- +
Cesnokov, B., Kotrly, M. and Nisanbajev, T. (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).

S.V. Krivovichev, E.P. Shcherbakova & T.P. Nishanbaev (2010): The crystal structure of “perkovaite”, CaMg2(SO4)3, a mineral phase from coal dumps of the Chelyabinsk coal basin, Russia. Can. Mineral. (in press)

Internet Links for Perkovaite

Search Engines:
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    • Mineral Dealers:
  • The Arkenstone - Fine Minerals
  • webminerals
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Fabre Minerals - search for Perkovaite specimens
  • Rare and Unusual minerals at Mineralogical Research Company
  • Pricedownminerals.com - Reverse Auctions and Shop
  • Buy from David K Joyce minerals
  • Find Perkovaite on www.crystalclassics.co.uk
  • Search for Perkovaite from all mineral dealers at minfind.com
  • Buy RARE Minerals from Rocks of Africa
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  • Edwards Minerals - Fine Specimens
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    • Localities for Perkovaite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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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.
    Russia
     
    • Urals Region
      • Southern Urals
        • Chelyabinsk Oblast'
          • Chelyabinsk coal basin
    		Cesnokov, B., M. Kotrly, and T. Nisanbajev (1998): "Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche": Mineralien Welt, 54-63
    Igor Pekov (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
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