Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (10 online) Mindat Auctions

Natronambulite

Formula:
(Na,Li)(Mn,Ca)
 
4
Si
 
5
O
 
14
OH
System:TriclinicHardness:5½ - 6


Nambulite-Natronambulite Series.

The Na analogue of Nambulite.

Classification of Natronambulite

IMA status:Approved
Strunz 8th edition ID:8/F.27-60
Nickel-Strunz 10th (pending) edition ID:9.DK.05

9 : SILICATES (Germanates)
D : Inosilicates
K : Inosilicates with 5-periodic single chains
Dana 8th edition ID:65.4.1.5

65 : INOSILICATES Single-Width,Unbranched Chains,(W=1)
4 : Single-Width Unbranched Chains, W=1 with chains P=5
Hey's CIM Ref.:14.18.2

14 : Silicates not Containing Aluminum
18 : Silicates of Mn and Na, K, Mg, Ca or Fe
mindat.org URL:http://www.mindat.org/min-2859.html
Please feel free to link to this page.

Type Occurrence of Natronambulite

Type Locality:Tanohata Mine, Iwate Prefecture, Tohoku Region, Honshu Island, Japan
Year of Discovery:1985

Physical Properties of Natronambulite

Hardness (Mohs):5½ - 6

Crystallography of Natronambulite

Crystal System:Triclinic
Cell Parameters:a = 7.62Å, b = 11.76Å, c = 6.73Å
α = 92.81°, β = 94.55°, γ = 106.87°
Ratio:a:b:c = 0.648 : 1 : 0.572
Unit Cell Volume:V 573.67 ų (Calculated from Unit Cell)

Optical Data of Natronambulite

Type:Biaxial (+)
RI values: nα = 1.706 nβ = 1.710 nγ = 1.730
2V:Measured: 45° , Calculated: 50°
Maximum Birefringence:δ = 0.024

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

Chemical Properties of Natronambulite

Formula:
(Na,Li)(Mn,Ca)
 
4
Si
 
5
O
 
14
OH
Essential elements:H, Mn, Na, O, Si
All elements listed in formula:Ca, H, Li, Mn, Na, O, Si
Common Impurities:Fe,Mg,Ca,H2O

Relationship of Natronambulite to other Species

Series:Forms a series with Nambulite (see here)
Related Minerals - Nickel-Strunz Grouping):
9.DK.05Babingtonite
Ca
 
2
(Fe,Mn)FeSi
 
5
O
 
14
(OH)
9.DK.05Lithiomarsturite
LiCa
 
2
Mn
 
2
Si
 
5
O
 
14
(OH)
9.DK.05Manganbabingtonite
Ca
 
2
(Mn,Fe)FeSi
 
5
O
 
14
(OH)
9.DK.05Marsturite
NaCaMn
 
3
Si
 
5
O
 
14
(OH)
9.DK.05Nambulite
(Li,Na)Mn
 
4
Si
 
5
O
 
14
(OH)
9.DK.05Rhodonite
MnSiO
 
3
9.DK.05Scandiobabingtonite
Ca
 
2
(Fe
2+
 
,Mn)ScSi
 
5
O
 
14
(OH)
9.DK.05Fowlerite
9.DK.10Bostwickite
CaMn
 
6
Si
 
3
O
 
16
·7H
 
2
O
9.DK.10Santaclaraite
CaMn
 
4
[Si
 
5
O
 
14
OH](OH)·H
 
2
O
9.DK.15Saneroite
Na
 
2
(Mn,Mn)
 
10
Si
 
11
VO
 
34
(OH)
 
4
9.DK.20Hellandite-(Y)
(Ca,Y)
 
6
(Al,Fe
3+
 
)Si
 
4
B
 
4
O
 
20
(OH)
 
4
9.DK.20Tadzhikite-(Ce)
(Ca,Ce)
 
4
(Ca,Y)
 
2
(Ti
4+
 
,Fe
3+
 
,Al)[B
 
4
Si
 
4
O
 
22
(O,OH)
 
6
](OH)
 
2
9.DK.20Mottanaite-(Ce)
Ca
 
4
(CeCa)AlBe
 
2
(Si
 
4
B
 
4
O
 
22
)O
 
2
9.DK.20Ciprianiite
Ca
 
4
[(Th,U)(REE)]Al
 
2
(Si
 
4
B
 
4
O
 
22
)(OH, F)
 
2
]
9.DK.20Hellandite-(Ce)
(Ca,Ce)
 
6
(Al,Fe
3+
 
)Si
 
4
B
 
4
O
 
20
(OH)
 
4
Related Minerals - Hey's Index Grouping:
14.18.1Nambulite
(Li,Na)Mn
 
4
Si
 
5
O
 
14
(OH)
14.18.3Zakharovite
Na
 
4
Mn
 
5
Si
 
10
O
 
24
(OH)
 
6
·6H
 
2
O
14.18.4Norrishite
KLiMn
2+
2
[(OH)
 
2
|Si
 
4
O
 
10
]
14.18.5Shafranovskite
(Na,K)
 
6
(Mn,Fe)
 
3
Si
 
9
O
 
24
·6H
 
2
O
14.18.6Abswurmbachite
CuMn
3+
6
O
 
8
(SiO
 
4
)
14.18.7Donpeacorite
(Mn
2+
 
,Mg)Mg[SiO
 
3
]
 
2
14.18.8Kanoite
Mn
2+
 
(Mg,Mn
2+
 
)[Si
 
2
O
 
6
]
14.18.9Caryopilite
(Mn,Mg)
 
3
Si
 
2
O
 
5
(OH)
 
4
14.18.10Gonyerite
(Mn,Mg)
 
5
Fe(Si
 
3
Fe)O
 
10
(OH)
 
8
14.18.11 Tirodite
14.18.12Manganhumite
(Mn
2+
 
,Mg)
 
7
[(OH)
 
2
|(SiO
 
4
)
 
3
]
14.18.13Bustamite
(Mn
2+
 
,Ca)[SiO
 
3
]
14.18.14Glaucochroite
CaMn
2+
 
[SiO
 
4
]
14.18.15Truscottite
(Ca,Mn)
 
14
Si
 
24
O
 
58
(OH)
 
8
·2H
 
2
O
14.18.16Santaclaraite
CaMn
 
4
[Si
 
5
O
 
14
OH](OH)·H
 
2
O
14.18.17Ferrobustamite
Ca(Fe
2+
 
,Ca,Mn
2+
 
)[Si
 
2
O
 
6
]
14.18.18Johannsenite
CaMn
2+
 
[Si
 
2
O
 
6
]
14.18.19Neltnerite
CaMn
3+
6
[O
 
8
|SiO
 
4
]
14.18.20Orlymanite
Ca
 
4
Mn
 
3
Si
 
8
O
 
20
(OH)
 
6
·2H
 
2
O
14.18.21Inesite
Ca
 
2
(Mn,Fe)
 
7
Si
 
10
O
 
28
(OH)
 
2
·5H
 
2
O
14.18.22Orientite
Ca
 
2
MnMn
 
2
Si
 
3
O
 
10
(OH)
 
4
14.18.23Ruizite
Ca
 
2
Mn
3+
2
[(OH)
 
2
|H
 
2
Si
 
4
O
 
13
] · 2H
 
2
O
14.18.24Bostwickite
CaMn
 
6
Si
 
3
O
 
16
·7H
 
2
O
14.18.25Kittatinnyite
Ca
 
2
Mn
 
2
Mn(SiO
 
4
)
 
2
(OH)
 
4
·9H
 
2
O
14.18.26Lithiomarsturite
LiCa
 
2
Mn
 
2
Si
 
5
O
 
14
(OH)
14.18.27Sérandite
Na(Mn
2+
 
,Ca)
 
2
[HSi
 
3
O
 
9
]
14.18.28Kvanefjeldite
Na
 
4
(Ca,Mn)(Si
 
3
O
 
7
)
 
2
(OH)
 
2
14.18.29Marsturite
NaCaMn
 
3
Si
 
5
O
 
14
(OH)
14.18.30Raite
(Na,Ca)
 
4
(Mn,Ti,Fe)
 
3
Si
 
8
O
 
16
(OH)
 
12
·5H
 
2
O
14.18.31Richterite
Na[CaNa][Mg
 
5
][(OH)
 
2
|Si
 
8
O
 
22
]
14.18.32Byelorussite-(Ce)
Ba
 
2
NaCe
 
2
MnTi
 
2
Si
 
8
O
 
26
(F,OH) · H
 
2
O
14.18.33Deerite
(Fe,Mn)
 
6
(Fe,Al)
 
3
Si
 
6
O
 
20
(OH)
 
5
14.18.34Calderite
(Mn
2+
 
,Ca)
 
3
(Fe
3+
 
,Al)
 
2
[SiO
 
4
]
 
3
14.18.35Pyroxmangite
MnSiO
 
3
14.18.36Dannemorite
14.18.37Neotocite
(Mn,Fe,Mg)SiO
 
3
·H
 
2
O
14.18.38Babingtonite
Ca
 
2
(Fe,Mn)FeSi
 
5
O
 
14
(OH)
14.18.39Manganbabingtonite
Ca
 
2
(Mn,Fe)FeSi
 
5
O
 
14
(OH)
14.18.40Örebroite
Mn
2+
3
(Fe
3+
 
,Sb
5+
 
)[(O,OH)
 
3
|SiO
 
4
]

Other Names for Natronambulite

Synonyms:
IMA1981-034
German names:
Natronambulit
Japanese names:
ソーダ南部石
Spanish names:
Natronambulita

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 Natronambulite

Reference List:American Mineralogist (1973): 58: 162.

American Mineralogist (1987): 72: 224.

American Mineralogist (1990): 75: 412.

Internet Links for Natronambulite

Search Engines:
  • Look for Natronambulite on Google
  • Look for Natronambulite images on Google
    • External Links:
  • Look for Natronambulite on Webmineral
  • Look for Natronambulite on Athena Mineralogy
  • Look for Natronambulite on Wikipedia
  • Look for Natronambulite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Natronambulite in the Natural History Museum (London) online catalogue
  • Natronambulite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Wendel Minerals - Auktion & Shop
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Buy Fine Minerals from mineralsweb.com
  • Search for Natronambulite at Thames Valley Minerals
  • High-end worldwide specimens & outstanding customer service
  • Search for Natronambulite on minvision.com
  • Fabre Minerals - search for Natronambulite specimens
  • Lapis Mineral Magazin
  • Top quality minerals from Kristalle of California
  • The Arkenstone - Fine Minerals
  • Wilensky Fine Minerals
  • Find Natronambulite on www.crystalclassics.co.uk
    • 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 Natronambulite

    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.
    Japan
     
    • Honshu Island
      • Kanto Region
        • Tochigi Prefecture
          • Kanuma
    		Matsubara, S., Kato, A., Miyawaki, R., Komuro, Y. and Okada, Y. (2007) Natronambulite from the Dohnoiri mine, Kanuma City, Tochigi Prefecture, Japan. Bulletin of the National Museum of Natural Sciences, Ser. C. 33, 1-5.
      • Tohoku Region
        • Iwate Prefecture
    		Mineral.Journ.Japan (1985) 12, 332-340
    Namibia
     
    • Otjozondjupa Region
      • Grootfontein District
        • Kombat
    		von Knorring, O., T.G., Sahama, and R. Törnroos (1978) Second find of nambulite. Neues Jahrb. Mineral., Monatsh., 346-348.
    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. 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.