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Manganoneptunite

Big Photo

Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
© Peter Kohorst

Show Manganoneptunite Photos (56)
Formula:
Na
 
2
KLi(Mn
2+
 
,Fe
2+
 
)
 
2
Ti
 
2
[Si
 
8
O
 
24
]
System:MonoclinicColour:Red
Lustre:VitreousHardness:5 - 6
Isostructural with:Neptunite
This page provides mineralogical data about Manganoneptunite.

Classification of Manganoneptunite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/F.37-20
Nickel-Strunz 10th (pending) edition ID:9.EH.05

9 : SILICATES (Germanates)
E : Phyllosilicates
H : Transitional structures between phyllosilicate and other silicate units
Dana 7th edition ID:70.4.1.2
Dana 8th edition ID:70.4.1.2

70 : INOSILICATES Column or Tube Structures
4 : Column or Tube Structures with linked chains forming cages
Hey's CIM Ref.:14.9.27

14 : Silicates not Containing Aluminum
9 : Silicates of Ti
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Type Occurrence of Manganoneptunite

Type Locality:Maly Mannepakhk Mt (Malyi Mannepakhk Mt), Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Manganoneptunite

Lustre:Vitreous
Colour:Red
Hardness (Mohs):5 - 6

Crystallography of Manganoneptunite

Crystal System:Monoclinic

Optical Data of Manganoneptunite

Type:Biaxial (+)
RI values: nα = 1.697 nβ = 1.700 nγ = 1.725
2V:Measured: 36° , Calculated: 40°
Maximum Birefringence:δ = 0.028

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v strong

Chemical Properties of Manganoneptunite

Formula:
Na
 
2
KLi(Mn
2+
 
,Fe
2+
 
)
 
2
Ti
 
2
[Si
 
8
O
 
24
]
Essential elements:K, Li, Mn, Na, O, Si, Ti
All elements listed in formula:Fe, K, Li, Mn, Na, O, Si, Ti

Relationship of Manganoneptunite to other Species

Series:Forms a series with Neptunite (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
9.EH.05Neptunite
Na
 
2
KLi(Fe
2+
 
,Mn
2+
 
)
 
2
Ti
 
2
[Si
 
8
O
 
24
]
9.EH.05Watatsumiite
Na
 
2
KLi(Mn
2+
 
,Fe
2+
 
)
 
2
V
4+
2
[Si
 
8
O
 
24
]
9.EH.05IMA2009-009
KNa
 
2
Li(Mg,Fe)
 
2
Ti
 
2
Si
 
8
O
 
24
9.EH.10Grumantite
Na[Si
 
2
O
 
4
(OH)]·H
 
2
O
9.EH.15Sarcolite
Na
 
2
Ca
 
12
(Ca,K,Fe,Sr,Mg)
 
2
Al
 
8
Si
 
12
(P,Si)O
 
52
F
 
2
9.EH.20Ussingite
Na
 
2
AlSi
 
3
O
 
8
OH
9.EH.25Leifite
(Na,H
 
2
O)Na
 
6
[F
 
2
|Be
 
2
Al
 
2
(Al,Si)Si
 
15
O
 
39
]
9.EH.25Telyushenkoite
(Cs,Na,K)Na
 
6
[F
 
2
|Be
 
2
Al
 
3
Si
 
15
O
 
39
]
9.EH.25Eirikite
KNa
 
6
Be
 
2
(Si
 
15
Al
 
3
)O
 
39
F
 
2
9.EH.30Nafertisite
Na
 
3
(Fe
2+
 
,Fe
3+
 
)
 
6
(Ti
 
2
Si
 
12
O
 
34
)(O,OH)
 
7
·2H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
14.9.1Natisite
Na
 
2
Ti[O|SiO
 
4
]
14.9.2Lorenzenite
Na
 
2
Ti
 
2
[O
 
3
|Si
 
2
O
 
6
]
14.9.3Lintisite
LiNa
 
3
Ti
 
2
[O|Si
 
2
O
 
6
]
 
2
 · 2H
 
2
O
14.9.4Davanite
K
 
2
TiSi
 
6
O
 
15
14.9.5Kazakovite
Na
 
6
Ti[Si
 
6
O
 
16
(OH)
 
2
]
14.9.6Titanite
CaTi[O|SiO
 
4
]
14.9.7Ohmilite
Sr
 
3
(Ti,Fe
3+
 
)[(O,OH)|(Si
 
2
O
 
6
)
 
2
] · 2-3H
 
2
O
14.9.8Lamprophyllite
(Sr,K,Ba)
 
2
(Na,Ti,Mn
2+
 
,Fe
3+
 
)
 
4
Ti
 
2
[O|(O,OH,F)|Si
 
2
O
 
7
]
 
2
14.9.9Benitoite
BaTi[Si
 
3
O
 
9
]
14.9.10Batisite
Na
 
2
BaTi
 
2
[O|Si
 
2
O
 
6
]
 
2
14.9.11Fresnoite
Ba
 
2
Ti[O|Si
 
2
O
 
7
]
14.9.12Joaquinite-(Ce)
Ba
 
2
NaCe
 
2
FeTi
 
2
Si
 
8
O
 
26
(OH,F) · H
 
2
O
14.9.13Orthojoaquinite-(Ce)
Ba
 
2
NaCe
 
2
FeTi
 
2
Si
 
8
O
 
26
(O,OH) · H
 
2
O
14.9.14Strontiojoaquinite
Sr
 
2
Ba
 
2
(Na,Fe)
 
2
Ti
 
2
Si
 
8
O
 
24
(O,OH)
 
2
·H
 
2
O
14.9.15Bario-orthojoaquinite
(Ba,Sr)
 
4
Fe
 
2
Ti
 
2
Si
 
8
O
 
26
·H
 
2
O
14.9.16Strontio-orthojoaquinite
Sr
 
2
Ba
 
2
(Na,Fe)
 
2
Ti
 
2
Si
 
8
O
 
24
(O,OH)
 
2
·H
 
2
O
14.9.17Bafertisite
Ba(Fe
3+
 
,Mn
2+
 
)
 
2
Ti[O|(O,OH)
 
2
|Si
 
2
O
 
7
]
14.9.18Hejtmanite
Ba(Mn
2+
 
,Fe
2+
 
)
 
2
Ti[O|(OH,F)
 
2
|Si
 
2
O
 
7
]
14.9.19Delindeite
(Na,K)
 
2.7
(Ba,Ca)
 
4
(Ti,Fe,Al)
 
6
Si
 
8
O
 
26
(OH)
 
14
14.9.20Barytolamprophyllite
(Ba,Na)
 
2
(Na,Ti,Fe
3+
 
)
 
4
Ti
 
2
[O|(OH,F)|Si
 
2
O
 
7
]
 
2
14.9.21Trimounsite-(Y)
Y
 
2
Ti
 
2
[O
 
5
|SiO
 
4
]
14.9.22Perrierite-(Ce)
Ce
 
4
MgFe
3+
2
Ti
4+
2
O
 
8
(Si
 
2
O
 
7
)
 
2
14.9.23Chevkinite
(Ca,Ce,Th)
 
4
(Fe,Mn)
 
2
(Ti,Fe)
 
3
Si
 
4
O
 
22
14.9.24Strontiochevkinite
(Sr,La,Ce,Ca)
 
4
Fe
3+
 
(Ti,Zr)
 
2
Ti
 
2
[O
 
4
|Si
 
2
O
 
7
]
 
2
14.9.25Tisinalite
Na
 
3
H
 
3
(Mn,Ca,Fe)TiSi
 
6
(O,OH)
 
18
·2H
 
2
O
14.9.26Neptunite
Na
 
2
KLi(Fe
2+
 
,Mn
2+
 
)
 
2
Ti
 
2
[Si
 
8
O
 
24
]
14.9.28Kupletskite
(K,Na)
 
3
(Mn,Fe)
 
7
Ti
 
2
Si
 
8
O
 
26
(OH)
 
4
F
14.9.29Astrophyllite
(K,Na)
 
3
(Fe,Mn)
 
7
Ti
 
2
Si
 
8
O
 
24
(O,OH)
 
7
14.9.30Hydroastrophyllite
(H
 
3
O,K,Ca)
 
3
(Fe,Mn)
 
5-65
Ti
 
2
Si
 
8
(O,OH)
 
31
14.9.31Magnesioastrophyllite
(Na,K)
 
4
Mg
 
2
(Fe,Fe,Mn)
 
5
Ti
 
2
Si
 
8
O
 
24
(O,OH,F)
 
7
14.9.32Baratovite
KCa
 
7
(Ti,Zr)
 
2
Li
 
3
Si
 
12
O
 
36
F
 
2
14.9.34Aenigmatite
Na
 
2
Fe
2+
5
TiO
 
2
(Si
 
6
O
 
18
)
14.9.35Schorlomite
Ca
 
3
(Ti,Fe
3+
 
)
 
2
[(Si,Fe
3+
 
,Fe
2+
 
)O
 
4
]
 
3
14.9.36Tinaksite
K
 
2
Na(Ca,Mn
2+
 
)
 
2
Ti[O|Si
 
7
O
 
18
(OH)]
14.9.37Janhaugite
(Na,Ca)
 
3
(Mn,Fe)
 
3
(Ti,Zr,Nb)
 
2
Si
 
4
O
 
15
(OH,F,O)
 
3
14.9.38Koashvite
Na
 
6
(Ca,Mn)(Ti,Fe)Si
 
6
O
 
18
·H
 
2
O

Other Names for Manganoneptunite

Synonyms:
Mangan-neptuniteManganneptuniteMn-Neptunite
Other Languages:
German:Manganneptunit
Manganoneptunit

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 Manganoneptunite

Reference List:American Mineralogist (1927): 12: 96.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva (1965): 94: 204.

Internet Links for Manganoneptunite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Manganoneptunite in the Natural History Museum (London) online catalogue
  • Mangan-neptunite details from Handbook of Mineralogy (PDF)
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    Localities for Manganoneptunite

    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.
    (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
      • Montérégie
        • Lajemmerais RCM
          • Varennes & St-Amable
            • Saint-Amable sill
    		Mineralogical Record: 27: 306; Mineralogical Record: 29: 83.
        • Rouville RCM
          • Mont Saint-Hilaire
    		Mandarino, J.A., Harris, D.C. and Bradley, J. (1965), Mangan-neptunite, epididymite, and new species from Mont St.-Hilaire. Canadian Mineralogist: 8: 398.
    Malawi
     
    • Zomba District
    		Petersen, O.V., Rønsbo, J.G. & Leonardsen, E.S. (1994): Hingganite-(Y) from the Zomba-Malosa complex, Malawi. Neues Jahrbuch für Mineralogie, Monatshefte. Heft 4: 185-192
    Morocco
     
    • Meknès-Tafilalet Region
      • Khénifra Province
        • High Atlas Mts
          • Tamazeght complex
    		Khadem Allah, B. (1993)
    Namibia
     
    • Khomas Region
      • Windhoek District
        • Windhoek
          • Aris
    		von Knorring, O. and Franke, W. (1987): A preliminary note on the mineralogy and geochemistry of the Aris phonolite, SWA/Namibia. Comm. Geol. Surv. S.W.Africa (Namibia) 3, 61; Wartha, R., Palfi, A., Niedermayr, G., Brandstätter, F. and Petersen, O. V. (2001): Der Aris-Phonolith-Komplex und seine Mineralien. In Bahmann, U. and A. (Eds.), Namibia – Zauberwelt edler Steine und Kristalle, Bode-Verlag, Haltern, Germany, pp. 172-179. (in German); Uwe Kolitsch (single-crystal X-ray diffraction + SEM-EDS); [http://www.koeln.netsurf.de/~w.steffens/aris.htm]
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		American Mineralogist, Volume 94, pages 1450–1458, 2009
    Pekov, I.V. & Podlesnyi, A.S. (2004): Kukisvumchorr Deposit: Mineralogy of Alkaline Pegmatites and Hydrotermalites. Mineralogical Almanac, vol. 7, 140 pages + xxiv photo's pages
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pavel M. Kartashov data
          • Lovozero Massif
    		[World of Stones 95:5-6, p64]
              • Umbozero mine
    		Th Witzke collection; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pavel M. Kartashov data
            • Karnasurt Mt
    		New Data on Minerals M., 2004 Vol 39 pp 5-13
    Mineralogical Record (2000): 31: 203.; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Mineralogical Record: 36(4): 397-416.
            • Kuftn'yun Mt
    		Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
    Ermolaeva, V.N., Pekov, I.V., Chukanov, N.V., Zadov, A.E. (2007): Geology of Ore Deposits 49(8), 758-775.
            • Seidozero Lake
    		Yakovenchuk, V.N., Pakhomovsky, Ya.A., Men’shikov, Yu.P., Mikhailova, J.A., and Ivanyuk, G.Yu. (2007): Canadian Mineralogist 45, 451-456.
    Semenov E.I. (1972) Mineralogy of Lovozero alkaline massif, - Moscow, Nauka, p. 308 (in Rus.)
    Ermolaeva, V.N., Pekov, I.V., Chukanov, N.V., Zadov, A.E. (2007): Geology of Ore Deposits 49(8), 758-775.
    USA
     
    • Montana
      • Meagher Co.
    		www.cseg.ca/conferences/2000/376.PDF.
    • New Mexico
      • Colfax Co.
        • Springer
          • Point of Rocks Mesa (Pecks Mesa)
    		Rocks & Min.:60:229.
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 27th Oct 2009 09:44:54