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Chromian Phlogopite

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Formula:
K(Mg,Cr)3(AlSi3O10)(OH)2
A variety of Phlogopite

A chromium-bearing phlogopite.


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Chemical Properties of Chromian PhlogopiteHide

Formula:
K(Mg,Cr)3(AlSi3O10)(OH)2

Other InformationHide

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

Internet Links for Chromian PhlogopiteHide

Localities for Chromian PhlogopiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Algeria
 
  • Tamanghasset Province
    • Ahaggar Mtn (Hoggar Mtn)
      • Laouni
J.P. Lorand and J.Y. Cottin, Bull. Minéral. , 1987, 110, pp. 373-378.
China
 
  • Henan Province
    • Nanyang Prefecture
      • Wancheng District
Jianhong Zhang, Zhaohui Li, and Xuefang Wang (1989): Acta Petrologica et Mineralogica 8(1)
Russia
 
  • Prebaikalia (Pribaikal'e)
    • Irkutskaya Oblast'
      • Lake Baikal area
        • Slyudyanka (Sludyanka)
Bosi, F., Reznitskii, L., Skogby, H. (2012): Oxy-chromium-dravite, NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O, a new mineral species of the tourmaline supergroup. American Mineralogist, 97, 2024-2030
Tanzania
 
  • Kilimanjaro Region
    • Lashaine volcano
J.B. Dawson, Journal of Petrology, 2002, V 43, N° 9, pp. 1749-1777.
Mineral and/or Locality  
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