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Nambulite

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Matsuo Nambu
Formula:
LiMn2+4Si5O14(OH)
Often contains minor Na replacing Li.
Colour:
Reddish-brown to orange, orange-yellow
Lustre:
Sub-Vitreous
Hardness:
Specific Gravity:
3.53
Crystal System:
Triclinic
Member of:
Name:
Named in 1972 by M. Yoshii, Y. Aoki, and K. Maeda in honor of Matsuo Nambu (南部 松夫) (19 November 1917, Soma City, Fukushima Prefecture - 21 August 2009), economic geologist, Tohoko University, Sendai, Japan, who is known for his research in manganese minerals.
Isostructural with:
Hide all sections | Show all sections

Classification of NambuliteHide

Approved
First Published:
1972
9.DK.05

9 : SILICATES (Germanates)
D : Inosilicates
K : Inosilicates with 5-periodic single chains
65.4.1.4

65 : INOSILICATES Single-Width,Unbranched Chains,(W=1)
4 : Single-Width Unbranched Chains, W=1 with chains P=5
14.18.1

14 : Silicates not Containing Aluminum
18 : Silicates of Mn and Na, K, Mg, Ca or Fe

Physical Properties of NambuliteHide

Sub-Vitreous
Transparency:
Transparent
Colour:
Reddish-brown to orange, orange-yellow
Streak:
Pale yellow
Hardness:
6½ on Mohs scale
Cleavage:
Perfect
{001} perfect; {010}, {100} distinct
Density:
3.53 g/cm3 (Measured)    3.55 g/cm3 (Calculated)

Optical Data of NambuliteHide

Type:
Biaxial (+)
RI values:
nα = 1.707 nβ = 1.710 nγ = 1.730
2V:
Measured: 30° , Calculated: 44°
Max Birefringence:
δ = 0.023
Image 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 NambuliteHide

Formula:
LiMn2+4Si5O14(OH)

Often contains minor Na replacing Li.
Common Impurities:
Ti,Al,Fe,Mg,Ca,K,H2O,C,P

Crystallography of NambuliteHide

Crystal System:
Triclinic
Cell Parameters:
a = 7.5391(2) Å, b = 11.7475(3) Å, c = 6.7137(2) Å
α = 93.024(2)°, β = 95.147(2)°, γ = 106.266(2)°
Ratio:
a:b:c = 0.642 : 1 : 0.572
Unit Cell V:
566.61 ų
Comment:
Data from Nagashima et al. (2014) for a sample from the Fianel mine; for a sample from the Gozaisho mine, they give: 7.5372(1), 11.7267(1), 6.7078(1) Å, 93.057(1), 95.147(1), 106.240(1)°, V = 565.02(2) Å3. Original data: 7.62, 11.76, 6.73 Å, 92.77, 95.08, 106.87°.

Type Occurrence of NambuliteHide

Place of Conservation of Type Material:
National Science Museum, Tokyo, Japan, M18829.

Synonyms of NambuliteHide

Other Language Names for NambuliteHide

German:Nambulit
Japanese:南部石
Spanish:Nambulita

Relationship of Nambulite to other SpeciesHide

Member of:
Other Members of this group:
BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)Tric. 1 : P1
FerrorhodoniteCaMn3Fe(Si5O15)Tric. 1
LithiomarsturiteLiCa2Mn2Si5O14(OH)Tric.
ManganbabingtoniteCa2(Mn,Fe)FeSi5O14(OH)Tric.
MarsturiteNaCaMn3Si5O14(OH)Tric. 1 : P1
Natronambulite(Na,Li)(Mn,Ca)4Si5O14OHTric.
RhodoniteCaMn3Mn(Si5O15)Tric. 1
ScandiobabingtoniteCa2(Fe2+,Mn)ScSi5O14(OH)Tric.
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Rhodonite3 photos of Nambulite associated with Rhodonite on mindat.org.
Johninnesite2 photos of Nambulite associated with Johninnesite on mindat.org.
Tephroite1 photo of Nambulite associated with Tephroite on mindat.org.
Gypsum1 photo of Nambulite associated with Gypsum on mindat.org.
Hausmannite1 photo of Nambulite associated with Hausmannite on mindat.org.
Palenzonaite1 photo of Nambulite associated with Palenzonaite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.DK.05BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)Tric. 1 : P1
9.DK.05LithiomarsturiteLiCa2Mn2Si5O14(OH)Tric.
9.DK.05ManganbabingtoniteCa2(Mn,Fe)FeSi5O14(OH)Tric.
9.DK.05MarsturiteNaCaMn3Si5O14(OH)Tric. 1 : P1
9.DK.05Natronambulite(Na,Li)(Mn,Ca)4Si5O14OHTric.
9.DK.05RhodoniteCaMn3Mn(Si5O15)Tric. 1
9.DK.05ScandiobabingtoniteCa2(Fe2+,Mn)ScSi5O14(OH)Tric.
9.DK.05FowleriteCaMn3Mn(Si5O15)
9.DK.10SantaclaraiteCaMn4[Si5O14OH](OH) · H2OTric.
9.DK.15SaneroiteNaMn2+5[Si5O14(OH)](VO3)(OH)Tric.
9.DK.20Hellandite-(Y)(Ca,REE)4Y2Al◻2(B4Si4O22) (OH)2Mon.
9.DK.20Tadzhikite-(Ce)Ca4Ce3+2Ti◻(B4Si4O22)(OH)2Mon.
9.DK.20Mottanaite-(Ce)Ca4(CeCa)AlBe2(Si4B4O22)O2Mon.
9.DK.20CiprianiiteCa4[(Th,U)(REE)]Al◻2(Si4B4O22)(OH,F)2Mon.
9.DK.20Hellandite-(Ce)(Ca,REE)4Ce2Al□2(B4Si4O22) (OH)2

Related Minerals - Dana Grouping (8th Ed.)Hide

65.4.1.1RhodoniteCaMn3Mn(Si5O15)Tric. 1
65.4.1.2BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)Tric. 1 : P1
65.4.1.3ManganbabingtoniteCa2(Mn,Fe)FeSi5O14(OH)Tric.
65.4.1.5Natronambulite(Na,Li)(Mn,Ca)4Si5O14OHTric.
65.4.1.6MarsturiteNaCaMn3Si5O14(OH)Tric. 1 : P1
65.4.1.7LithiomarsturiteLiCa2Mn2Si5O14(OH)Tric.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.18.2Natronambulite(Na,Li)(Mn,Ca)4Si5O14OHTric.
14.18.3ZakharoviteNa4Mn5Si10O24(OH)6 · 6H2OTrig.
14.18.4NorrishiteKLiMn3+2(Si4O10)O2Mon. 2/m : B2/m
14.18.5Shafranovskite(Na,K)6(Mn,Fe)3Si9O24 · 6H2OTrig.
14.18.6AbswurmbachiteCuMn3+6(SiO4)O8Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
14.18.7Donpeacorite(Mn2+,Mg)Mg[SiO3]2Orth.
14.18.8KanoiteMn2+(Mg,Mn2+)Si2O6Mon. 2/m : P21/b
14.18.9CaryopiliteMn2+3Si2O5(OH)4Mon.
14.18.10Gonyerite(Mn2+,Mg)5Fe3+(Fe3+Si3O10)(OH)8
14.18.11Tirodite
14.18.12Manganhumite(Mn2+,Mg)7(SiO4)3(OH)2Orth.
14.18.13BustamiteCaMn2+(Si2O6)Tric. 1 : P1
14.18.14GlaucochroiteCaMn2+SiO4Orth.
14.18.15Truscottite(Ca,Mn)14Si24O58(OH)8 · 2H2OTrig.
14.18.16SantaclaraiteCaMn4[Si5O14OH](OH) · H2OTric.
14.18.17FerrobustamiteCaFe2+(Si2O6)Tric.
14.18.18JohannseniteCaMn2+Si2O6Mon. 2/m : B2/b
14.18.19NeltneriteCaMn3+6(SiO4)O8Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
14.18.20OrlymaniteCa4Mn3Si8O20(OH)6 · 2H2OHex.
14.18.21InesiteCa2(Mn,Fe)7Si10O28(OH)2 · 5H2OTric. 1 : P1
14.18.22OrientiteCa8Mn3+10(SiO4)3(Si3O10)3(OH)10 · 4H2O Orth.
14.18.23RuiziteCa2Mn3+2[Si4O11(OH)2](OH)2·2H2OMon. 2
14.18.24BostwickiteCaMn6Si3O16 · 7H2OOrth.
14.18.25KittatinnyiteCa2Mn2Mn(SiO4)2(OH)4 · 9H2OHex.
14.18.26LithiomarsturiteLiCa2Mn2Si5O14(OH)Tric.
14.18.27SeranditeNaMn2+2Si3O8(OH)Tric. 1 : P1
14.18.28KvanefjelditeNa4(Ca,Mn)(Si3O7)2(OH)2Orth.
14.18.29MarsturiteNaCaMn3Si5O14(OH)Tric. 1 : P1
14.18.30RaiteNa4Mn2+3Ti0.25Si8O20(OH)2 · 10H2OOrth. 2 2 2 : C2 2 2
14.18.31Richterite{Na}{NaCa}{Mg5}(Si8O22)(OH)2Mon. 2/m : B2/m
14.18.32Byelorussite-(Ce)NaBa2Ce2MnTi2[Si4O12]2O2(F,OH) · H2O
14.18.33Deerite(Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5Mon.
14.18.34Calderite(Mn2+,Ca)3(Fe3+,Al)2(SiO4)3Iso.
14.18.35PyroxmangiteMnSiO3Tric. 1
14.18.36Dannemorite☐{Mn2+2}{Fe2+5}(Si8O22)(OH)2
14.18.37Neotocite(Mn,Fe,Mg)SiO3 · H2OAmor.
14.18.38BabingtoniteCa2(Fe,Mn)FeSi5O14(OH)Tric. 1 : P1
14.18.39ManganbabingtoniteCa2(Mn,Fe)FeSi5O14(OH)Tric.
14.18.40ÖrebroiteMn2+3(Sb5+,Fe3+)(SiO4)(O,OH)3Hex.

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.

References for NambuliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Yoshii, M., Aoki, Y., Maeda, K. (1972) Nambulite, a new lithium- and sodium-bearing manganese silicate from the Funakozawa mine, northeastern Japan. Mineralogical Journal (Japan): 7: 29-44.
Fleischer, M. (1973) New mineral names. American Mineralogist: 58: 1111-1115.
Narita, H., Koto, K., Morimoto, N. (1975) The crystal structure of nambulite (Li,Na)Mn4Si5O14(OH). Acta Crystallographica: 31: 2422-2426.
Dunn, P.J. (1991) Rare minerals of the Kombat mine. The Mineralogical Record: 22: 421-425.
Nagashima, M., Armbruster, T., Kolitsch, U., Pettke, T. (2014) The relation between Li <-> Na substitution and hydrogen bonding in five-periodic single-chain silicates nambulite and marsturite: A single-crystal X-ray study. American Mineralogist: 99: 1462–1470.

Internet Links for NambuliteHide

Localities for NambuliteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - 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.
Australia
 
  • New South Wales
    • Darling Co.
      • Tamworth
Coombs, D.S., Kawachi, Y., Lilly, K., Walls, D.J. (2009) Neotocite, nambulite group, and other minerals from the Woods mine, New South Wales. Australian Journal of Mineralogy, Vol. 15, No. 1 & 2, 13-20.
India
Ito, J. (1972): Synthesis and crystal chemistry of lithium hydropyroxenoids. Mineralogical Journal 7, 45-65; Murakami, T., Takeuchi, Y., Tagai, T. & Koto, K. (1977): Lithium-hydrorhodonite. Acta Crystallographica, B33, 919-921.
  • Madhya Pradesh
    • Balaghat District
      • Tirodi
Mukhopadhyay, S., Kaushik, D. A. S., & Fukuoka, M. (2005). Nambulite,(Li, Na) Mn4Si5O14 (OH), in the Sausar Group of rocks in Central India. Journal of Mineralogical and Petrological Sciences, 100(1), 26-30.
Italy
 
  • Liguria
    • La Spezia Province
      • Vara Valley
        • Borghetto Vara
Balestra, C., Kolitsch, U., Blass, G., Callegari, A.M., Boiocchi, M., Armellino, G., Ciriotti, M.E., Ambrino, P. Bracco, R. (2009): Mineralogia ligure 2007-2008: novità caratterizzate dal Servizio UK dell’AMI. Micro, 1-2009, 78-99.
Japan
 
  • Honshu Island
    • Tohoku Region
      • Fukushima Prefecture
        • Iwaki City
Matsubara, S. (1977): Nambulite and Li-bearing manganese amphibole from the Gozaisho mine, Fukushima Prefecture, Japan. Annual Meeting Abstr. of the Mineral. Soc. Japan, 10 (in Japanese).; Peacor, D. R., Dunn, P. J., White, J. S., Jr., Grice, J. D. & Chi, P. (1990): Lithiomarsturite, a new member of the pyroxenoid group, from North Carolina. American Mineralogist 75, 409-414. (occurrence as Gozaisho mine with ref. "(Ohashi, pers. comm.)"); MMatsubara, S., Kato, A., Shimizu, M., Sekiuchi, K., and Suzuki, M. (1996) Romeite from the Gozaisho mine, Iwaki, Japan. Mineralogical Journal 18, 155-160.; Nagashima, M., Armbruster, T., Kolitsch, U. and Pettke, T. (2014): The relation between Li <-> Na substitution and hydrogen bonding in five-periodic single-chain silicates nambulite and marsturite: A single-crystal X-ray study. American Mineralogist 99, 1462–1470.
      • Iwate Prefecture
        • Kunohe-gun
          • Hirono-cho
            • Ono
Yoshii, M., Aoki, Y., Maeda, K., (1972) Nambulite, a new lithium- and sodiumbearing manganese silicate from the Funakozawa mine, northeastern Japan. Mineralogical Journal (Japan): 7: 29-44.
        • Shimohei-gun
          • Tanohata-mura
            • Tanohata mine
Nagase, Toshiro; Hori, Hidemichi; Kitamine, Mizuya; Nagashima, Mariko; Abduriyim, Ahmadjan; Kuribayashi, Takahiro (2012): Tanohataite, LiMn2Si3O8(OH): a new mineral from the Tanohata mine, Iwate Prefecture, Japan. Journal of Mineralogical and Petrological Sciences, 107, 149-154.
          • Yamada-machi
Dr. Matsuo Nambu collection (curated at Geological Survey of Japan)
Namibia
 
  • Otjozondjupa Region
    • Grootfontein District
      • Kombat
Dunn, P.J. (1991), Rare minerals of the Kombat Mine, Mineralogical Record: 22(6): 421-425.
Romania
 
  • Suceava Co.
    • Suceava district
      • Iacobeni (Jakobeny; Jacobeny; Jakabfalva)
http://minerals-of-the-carpathians.eu
Slovakia
 
  • Košice Region
    • Rožňava Co.
      • Rožňava (Rosenau; Rozsnyó)
        • Čučma
Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
Sweden
 
  • Södermanland
    • Haninge
      • Utö
Otter, B. (2004): Utö-mineralriket. Berg & Mineral. 14 (nr 44), 28-36
Switzerland
 
  • Grischun (Grisons; Graubünden)
    • Hinterrhein Valley
      • Ferrera Valley
        • Ausserferrera
Nagashima, M., Armbruster, T., Kolitsch, U. and Pettke, T. (2014): The relation between Li <-> Na substitution and hydrogen bonding in five-periodic single-chain silicates nambulite and marsturite: A single-crystal X-ray study. American Mineralogist 99, 1462–1470.
Mineral and/or Locality  
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