Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Steenstrupine-(Ce)

Big Photo

Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
© Rob Lavinsky

Show Steenstrupine-(Ce) Photos (3)
Formula:
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)[(OH)
 
2
|HPO
 
4
|(PO
 
4
)
 
6
|(Si
 
6
O
 
18
)
 
2
]·2H
 
2
O
System:TrigonalColour:black, dark brown, ...
Hardness:4
Name:Named after Knud Johannes Vogelius Steenstrup (1842-1913), Danish geologist who discovered the mineral.


Steenstrupine Group.

Classification of Steenstrupine-(Ce)

IMA status:Approved
Strunz 8th edition ID:8/E.17-10
Nickel-Strunz 10th (pending) edition ID:9.CK.20

9 : SILICATES (Germanates)
C : Cyclosilicates
K : [Si6O18]12- 6-membered single rings, with insular complex anions
Dana 8th edition ID:61.4.2.1

61 : CYCLOSILICATES Six-Membered Rings
4 : Six-Membered Rings with other anions
Hey's CIM Ref.:17.6.13

17 : Silicates Containing other Anions
6 : Silicates with phosphate
mindat.org URL:http://www.mindat.org/min-3756.html
Please feel free to link to this page.

Type Occurrence of Steenstrupine-(Ce)

Type Locality:Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland

Physical Properties of Steenstrupine-(Ce)

Lustre:Vitreous, Greasy
Colour:black, dark brown, red-brown
Streak:white, brownish white
Hardness (Mohs):4
Cleavage:None Observed

Crystallography of Steenstrupine-(Ce)

Crystal System:Trigonal

Optical Data of Steenstrupine-(Ce)

Type:Uniaxial (-)
RI values: nω = 1.665 nε = 1.663
Maximum Birefringence:δ = 0.002

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate

Chemical Properties of Steenstrupine-(Ce)

Formula:
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)[(OH)
 
2
|HPO
 
4
|(PO
 
4
)
 
6
|(Si
 
6
O
 
18
)
 
2
]·2H
 
2
O
Essential elements:Ce, Fe, H, Mn, Na, O, P, Si, Zr
All elements listed in formula:Ce, Fe, H, Mn, Na, O, P, Si, Th, Zr

Relationship of Steenstrupine-(Ce) to other Species

Related to:
  • Steenstrupine Group
    • Related Minerals - Nickel-Strunz Grouping):
    9.CK.05Buergerite
    [Na][Fe
    3+
    3
    		][Al
     
    6
    		][O
     
    3
    		|F|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Chromdravite
    [Na][Mg
     
    3
    		][(Cr
    3+
     
    		,Fe
    3+
     
    		)
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Dravite
    [Na][Mg
     
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Elbaite
    [Na][(Li,Al)
     
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Feruvite
    [Ca][(Fe
    2+
     
    		 ,Mg)
     
    3
    		][MgAl
     
    5
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Foitite
    [ ][Fe
    2+
    2
    		(Al,Fe
    3+
     
    		)][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Liddicoatite
    [Ca][Li
     
    2
    		Al][Al
     
    6
    		][(OH)
     
    3
    		|F|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Olenite
    ([ ],Na)[(Al,Li)
     
    3
    		][Al
     
    6
    		][(O,OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Povondraite
    [Na][Fe
    3+
    3
    		][Fe
    3+
    6
    		][O
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Schorl
    [Na][Fe
    2+
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Uvite
    [Ca][(Mg,Fe
    2+
     
    		)
     
    3
    		][MgAl
     
    5
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Magnesiofoitite
    [ ][Mg
     
    2
    		(Al,Fe
    3+
     
    		 )][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Rossmanite
    [ ][LiAl
     
    2
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Vanadiumdravite
    [Na][Mg
     
    3
    		][V
    3+
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.05Oxy-Dravite
    Na (MgAl
     
    2
    		)(MgAl
     
    5
    		)Si
     
    6
    		O
     
    18
    		(BO
     
    3
    		)
     
    3
    		(OH)
     
    3
    		O
    9.CK.05Oxy-rossmanite
    [ ][LiAl
     
    2
    		]Al
     
    6
    		(BO
     
    3
    		)
     
    3
    		[Si
     
    6
    		O
     
    18
    		](OH)
     
    3
    		(O)
    9.CK.10Abenakiite-(Ce)
    Na
     
    26
    		Ce
     
    6
    		[O|SO
     
    2
    		|(CO
     
    3
    		)
     
    6
    		|(PO
     
    4
    		)
     
    6
    		|Si
     
    6
    		O
     
    18
    		]
    9.CK.15Scawtite
    Ca
     
    7
    		Si
     
    6
    		(CO
     
    3
    		)O
     
    18
    		·2H
     
    2
    		O
    9.CK.20Thorosteenstrupine
    CaMnThSi
     
    4
    		O
     
    11
    		(OH)F·6H
     
    2
    		O
    Related Minerals - Hey's Index Grouping:
    17.6.1Nagelschmidtite
    Ca
     
    7
    		[PO
     
    4
    		|SiO
     
    4
    		]
     
    2
    17.6.2Perhamite
    (Ca,Sr)
     
    3
    		Al
     
    7.7
    		Si
     
    3
    		P
     
    4
    		O
     
    23.5
    		(OH)
     
    14.1
    		·8H
     
    2
    		O
    17.6.3Viséite
    17.6.4Phosinaite
    17.6.5Clinophosinaite
    Na
     
    12
    		(Ca,Sr)
     
    4
    		(PO
     
    4
    		)
     
    4
    		(Si
     
    4
    		O
     
    12
    		)
    17.6.6Karnasurtite-(Ce)
    (Ce,La,Th)(Ti,Nb)(Al,Fe)(Si,P)
     
    2
    		O
     
    7
    		(OH)
     
    4
    		·3H
     
    2
    		O
    17.6.7Lomonosovite
    Na
     
    5
    		Ti
     
    2
    		[O
     
    2
    		|PO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    17.6.8Bornemanite
    BaNa
     
    4
    		Ti
     
    2
    		NbSi
     
    4
    		O
     
    17
    		(F,OH)·Na
     
    3
    		PO
     
    4
    17.6.9Sobolevite
    Na
     
    12
    		Ca(NaCaMn)Ti
     
    2
    		(Si
     
    2
    		O
     
    7
    		)
     
    2
    		(PO
     
    4
    		)
     
    4
    		O
     
    3
    		F
     
    3
    17.6.10Laplandite-(Ce)
    Na
     
    4
    		CeTiPO
     
    4
    		Si
     
    7
    		O
     
    18
    		·5H
     
    2
    		O
    17.6.11 Vunonnemite
    Na
     
    5
    		TiNb
     
    3
    		Si
     
    6
    		O
     
    25
    		F
     
    2
    		·2Na
     
    3
    		PO
     
    4
    17.6.12Saryarkite-(Y)
    Ca(Y,Th)Al
     
    5
    		(SiO
     
    4
    		)
     
    2
    		(PO
     
    4
    		,SO
     
    4
    		)
     
    2
    		(OH)
     
    7
    		·6H
     
    2
    		O
    17.6.14Waylandite
    (Bi,Ca)Al
     
    3
    		[(OH)
     
    6
    		|(PO
     
    4
    		,SiO
     
    4
    		)
     
    2
    		]
    17.6.15Britholite-(Ce)
    Ca
     
    2
    		(Ce,Ca)
     
    3
    		[(OH,F)|(SiO
     
    4
    		,PO
     
    4
    		)
     
    3
    		]
    17.6.16Britholite-(Y)
    Ca
     
    2
    		(Y,Ca)
     
    3
    		[(OH,F)|(SiO
     
    4
    		,PO
     
    4
    		)
     
    3
    		]
    17.6.17Eylettersite
    (Th,Pb)Al
     
    3
    		[(OH)
     
    6
    		|(PO
     
    4
    		,SiO
     
    4
    		)
     
    2
    		] ?

    Other Names for Steenstrupine-(Ce)

    Synonyms:
    Steenstrupine
    German names:
    Steenstrupin-(Ce)
    Russian names:
    Стенструпин-(Ce)

    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 Steenstrupine-(Ce)

    Reference List:Mineralogical Magazine (1882): 5: 67.

    Tschermaks Mineralogische und Petrographische Mitteilungen (1983): 31: 47-67.

    Internet Links for Steenstrupine-(Ce)

    Search Engines:
  • Look for Steenstrupine-(Ce) on Google
  • Look for Steenstrupine-(Ce) images on Google
    • External Links:
  • Look for Steenstrupine-(Ce) on Webmineral
  • Look for Steenstrupine-(Ce) on Athena Mineralogy
  • Look for Steenstrupine-(Ce) on Wikipedia
  • Look for Steenstrupine-(Ce) on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Steenstrupine-(Ce) in the Natural History Museum (London) online catalogue
  • Steenstrupine-(Ce) details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Top quality minerals from Kristalle of California
  • The Arkenstone - Fine Minerals
  • Wilensky Fine Minerals
  • Buy fine minerals and gemstones from Pala International
  • High-end worldwide specimens & outstanding customer service
  • Fabre Minerals - search for Steenstrupine-(Ce) specimens
  • Buy from David K Joyce minerals
  • e-Rocks - Mineral Auctions and Sales
  • Search for Steenstrupine-(Ce) at Thames Valley Minerals
  • Lapis Mineral Magazin
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Buy Fine Minerals from mineralsweb.com
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Localities for Steenstrupine-(Ce)

    Hide Locality List
    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.
    These maps work faster with Firefox!
    (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.
    Canada
     
    • Québec
      • Rouville Co.
        • Mont Saint-Hilaire
    		Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
    		No reference listed
          • Kangerdluarssuq (Kangerdluarsuk) Firth
    		Am Min 90:1467-1468
          • Kuannersuit (Kvanefjeld) plateau
            • Kvanefjeld Mt.
    		[MinRec 33:166]
    pavel M. Kartashov data
    No reference listed
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Aldan Shield
          • Torgo River Basin
            • Davan
              • Chara River (Charo River)
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		No reference listed
          • Lovozero Massif
            • Alluaiv Mt
              • Umbozero mine
    		Lapis, 4/97, Ivanjuk et al.
            • Karnasurt Mt
    		I. Pekov (1998) Minerals First Discovered on the Territory of the former Soviey Union
              • Second Eastern Stream
    Mineralogical Record (2000): 31: 203.
    Mineralogical Record: 36(4): 397-416.
            • Sengischorr Mt
    USA
     
    • New Mexico
      • Colfax Co.
        • Springer
          • Point of Rocks Mesa (Pecks Mesa)
    		Northrop, Minerals of New Mexico, 3rd. rev. ed. (1996)
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mineral Specimens available here.