Mindat Logo
Home Page Log In Messageboard The Mindat Directory
Register Search Pages Mineral Chatroom The Mindat Store

Nafertisite

This page is currently not sponsored. Click here to sponsor this page.
Big Photo

Nanna pegmatite, Narsaarsuup Qaava, Narssârssuk (Narsarsuk), Igaliku (Igaliko), Narsaq, Kitaa (West Greenland) Province, Greenland
© Knut Eldjarn

Show Nafertisite Photos (11)



Formula:
Na
 
3
(Fe
2+
 
,Fe
3+
 
)
 
6
(Ti
 
2
Si
 
12
O
 
34
)(O,OH)
 
7
 · 2H
 
2
O
System:MonoclinicLustre:Vitreous
Hardness:2 - 3
This page provides mineralogical data about Nafertisite.

Classification of Nafertisite

IMA status:Approved
Strunz 8th edition ID:8/G.13-10
Nickel-Strunz 10th (pending) edition ID:9.EH.30

9 : SILICATES (Germanates)
E : Phyllosilicates
H : Transitional structures between phyllosilicate and other silicate units
mindat.org URL:http://www.mindat.org/min-7186.html
Please feel free to link to this page.

Type Occurrence of Nafertisite

Type Locality:Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Nafertisite

Lustre:Vitreous
Hardness (Mohs):2 - 3

Crystallography of Nafertisite

Crystal System:Monoclinic

Optical Data of Nafertisite

Type:Biaxial (-)
RI values: nα = 1.627 nβ = 1.667 nγ = 1.693
2V:Measured: 75° to 76°, Calculated: 76°
Maximum Birefringence:δ = 0.066

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

Chemical Properties of Nafertisite

Formula:
Na
 
3
(Fe
2+
 
,Fe
3+
 
)
 
6
(Ti
 
2
Si
 
12
O
 
34
)(O,OH)
 
7
 · 2H
 
2
O
Essential elements:Fe, H, Na, O, Si, Ti
All elements listed in formula:Fe, H, Na, O, Si, Ti

Relationship of Nafertisite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.EH.05Manganoneptunite
Na
 
2
KLi(Mn
2+
 
,Fe
2+
 
)
 
2
Ti
 
2
[Si
 
8
O
 
24
]
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.05Magnesioneptunite
KNa
 
2
Li(Mg,Fe)
 
2
Ti
 
2
Si
 
8
O
 
24
9.EH.10Grumantite
Na(HSi
 
2
O
 
5
) · 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
[Be
 
2
Al
 
2
(Al,Si)Si
 
15
O
 
39
]F
 
2
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

Other Names for Nafertisite

Synonyms:
IMA1994-007
Other Languages:
German:Nafertisit
Russian:Нафертисит
Spanish:Nafertisita

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 Nafertisite

Reference List:

- +
Mineralogical Record: 28: 143.

Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 124(6): 101-107.

European Journal of Mineralogy: 8: 241-249.

Neues Jahrbuch für Mineralogie, Monatshefte (1999): 7: 303-310.

Internet Links for Nafertisite

Search Engines:
  • Look for Nafertisite on Google
  • Look for Nafertisite images on Google
    • External Links:
  • Look for Nafertisite on Webmineral
  • Look for Nafertisite on Athena Mineralogy
  • Look for Nafertisite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
    • Mineral Dealers:
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Wilensky Fine Minerals
  • High-end worldwide specimens & outstanding customer service
  • The Arkenstone - Fine Minerals
  • rare and unusual minerals mainly crystallized
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Fine and rare minerals from mintreasure.com
  • Top quality minerals from Kristalle of California
  • Buy RARE Minerals from Rocks of Africa
  • SpiriferMinerals.com - high quality low prices
  • Buy from David K Joyce minerals
  • Search for - Nafertisite - on e-Rocks Mineral Sales & Auctions
    • Jobs:
  • Mining & Geology Jobs

    • Localities for Nafertisite

    Hide Locality List
    (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.
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
        • Igaliku (Igaliko)
          • Narssârssuk (Narsarsuk)
            • Narsaarsuup Qaava
    		Petersen, OV et al. (1999) Nafertisite from the Nanna pegmatite, Narsaarsuup Qaava, South Greenland. N. Jahrbuch Fuer Minerologie, 303-310
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		ZVMO,(1995) 124, n. 6, 101-107
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    Mineral and/or Locality
    Search Google
     
    Copyright © Jolyon Ralph and Ida Chau 1993-2013. 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. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
    Current server date and time: 3rd Mar 2013 20:16:45
    Mineral and Locality Search
    Mineral:
    and/or Locality:
    Options
    Fade toolbar when not in focusFix toolbar to bottom of page
    Hide Social Media Links
    Slideshow frame delay seconds