Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportAdd Glossary Item
StatisticsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Tinaksite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
K2Na(Ca,Mn2+)2Ti[O|Si7O18(OH)]
System:
Triclinic
Colour:
Yellowish, grayish-white
Hardness:
6
Name:
The name reflects its composition: titanium (Ti), sodium (Na) potassium (K) and silicon (Si).
This page provides mineralogical data about Tinaksite.

Classification of Tinaksite

Approved
9.DG.75

9 : SILICATES (Germanates)
D : Inosilicates
G : Inosilicates with 3-periodic single and multiple chains
67.2.1.1

67 : INOSILICATES Unbranched Chains with W > 2
2 : Unbranched Chains with W>2 with W=5
14.9.36

14 : Silicates not Containing Aluminum
9 : Silicates of Ti
mindat.org URL:
http://www.mindat.org/min-3966.html
Please feel free to link to this page.

First Recorded Occurrence of Tinaksite

Year of Discovery:
1965

Physical Properties of Tinaksite

Vitreous
Colour:
Yellowish, grayish-white
Hardness (Mohs):
6

Crystallography of Tinaksite

Crystal System:
Triclinic
Cell Parameters:
a = 10.37Å, b = 12.16Å, c = 7.05Å
α = 90.91°, β = 99.31°, γ = 92.76°
Ratio:
a:b:c = 0.853 : 1 : 0.58

Optical Data of Tinaksite

Type:
Biaxial (+)
RI values:
nα = 1.593 nβ = 1.621 nγ = 1.666
Max Birefringence:
δ = 0.073
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
none

Chemical Properties of Tinaksite

Formula:
K2Na(Ca,Mn2+)2Ti[O|Si7O18(OH)]
Essential elements:
All elements listed in formula:
Common Impurities:
Al,Fe,Mg,H2O

Relationship of Tinaksite to other Species

9.DG.05BustamiteCaMn2+(Si2O6)
9.DG.05FerrobustamiteCaFe2+(Si2O6)
9.DG.05PectoliteNaCa2(HSi3O9)
9.DG.05SéranditeNa(Mn2+,Ca)2(HSi3O9)
9.DG.05WollastoniteCaSiO3
9.DG.05Wollastonite-1ACaSiO3
9.DG.07CascanditeCa(Sc,Fe3+)(HSi3O9)
9.DG.08Plombièrite[Ca4Si6O16(OH)2 · 2H2O]·(Ca·5H2O)
9.DG.10Clinotobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)
9.DG.10RiversideiteCa5(HSi3O9)2 · 2H2O
9.DG.10Tobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)
9.DG.15FoshagiteCa4(Si3O9)(OH)2
9.DG.20JenniteCa9(Si3O9)2(OH)8 · 8H2O
9.DG.25ParaumbiteK3Zr2H(Si3O9)2 · nH2O
9.DG.25UmbiteK2(Zr,Ti)Si3O9 · H2O
9.DG.30SørenseniteNa4SnBe2Si6O16(OH)4
9.DG.35XonotliteCa6(Si6O17)(OH)2
9.DG.40HillebranditeCa2(SiO3)(OH)2
9.DG.45ZoriteNa8(Ti,Nb)5(Si6O17)2(OH,O)5 · 14H2O
9.DG.45ChivruaiiteCa4(Ti,Nb)5(Si6O17)2(OH,O)5 · 13-14H2O
9.DG.50Haineaultite(Na,Ca)5Ca(Ti,Nb)5(Si6O17)2(OH,F)8 · 5H2O
9.DG.55EpididymiteNa2Be2Si6O15 · H2O
9.DG.60EudidymiteNa2Be2Si6O15 · H2O
9.DG.65ElpiditeNa2ZrSi6O15 · 3H2O
9.DG.70Fenaksite(K,Na)4(Fe,Mn)2(Si4O10)2(OH,F)
9.DG.70LitidioniteCuNaKSi4O10
9.DG.70ManaksiteKNaMnSi4O10
9.DG.75TokkoiteK2Ca4Si7O17(O,OH,F)4
9.DG.75SenkevichiteCsKNaCa2Ti[O|Si7O18(OH)]
9.DG.80CanasiteK2Na4Ca5(Si12O30(OH,F)4
9.DG.80FluorcanasiteK3Na3Ca5Si12O30F4 · H2O
9.DG.85MiseriteK(Ca,Ce)4Si5O13(OH)3
9.DG.90FrankameniteK3Na3Ca5(Si12O30)(F,OH)4 · H2O
9.DG.92Charoite(K,Sr)15-16(Ca,Na)32[Si6O11(O,OH)6]2[Si12O18(O,OH)12]2[Si17O25(O,OH)18]2(OH,F)4 · ~3H2O
9.DG.95Yuksporite(K,Ba)NaCa2(Si,Ti)4O11(F,OH) · H2O
9.DG.97Eveslogite(Na,K,Ca,Sr,Ba)48 [(Ti,Nb,Mn,Fe2+)12Si48O144(OH)12](F,OH,Cl)14
14.9.1NatisiteNa2Ti(SiO4)O
14.9.2LorenzeniteNa2Ti2(Si2O6)O3
14.9.3LintisiteLiNa3Ti2(Si2O6)2O2 · 2H2O
14.9.4DavaniteK2TiSi6O15
14.9.5KazakoviteNa6Mn2+Ti(Si6O18)
14.9.6TitaniteCaTi(SiO4)O
14.9.7OhmiliteSr3(Ti,Fe3+)(Si4O12)(O,OH) · 2-3H2O
14.9.8Lamprophyllite(Sr,K,Ba)2(Na,Ti,Mn2+,Fe3+)4Ti2(Si2O7)2O(O,OH,F)
14.9.9BenitoiteBaTi(Si3O9)
14.9.10BatisiteBaNaNaTi2(Si4O12)O2
14.9.11FresnoiteBa2Ti(Si2O7)O
14.9.12Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2O
14.9.13Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
14.9.14StrontiojoaquiniteSr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2O
14.9.15Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2O
14.9.16Strontio-orthojoaquinite(Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2O
14.9.17BafertisiteBa(Fe2+,Mn2+)2Ti(Si2O7)O(F,OH)2
14.9.18HejtmaniteBa(Mn2+,Fe2+)2Ti(Si2O7)O(OH,F)
14.9.19Delindeite(Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2O
14.9.20Barytolamprophyllite(Ba,Na)2(Na,Ti,Fe3+)4Ti2(Si2O7)2O(OH,F)
14.9.21Trimounsite-(Y)Y2Ti2(SiO4)O5
14.9.22Perrierite-(Ce)(Ce,Ca,Th)4(Fe2+,Mg)Fe23+(Ti,Fe3+)2(Si2O7)2O8
14.9.23Chevkinite(Ce,Ca,Th)4(Fe,Mn)2(Ti,Fe)3[Si2O7]2O8
14.9.24Strontiochevkinite(Sr,La,Ce,Ca)4Fe2+(Ti,Zr)2Ti2(Si2O7)2O8
14.9.25TisinaliteNa3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2O
14.9.26NeptuniteNa2KLi(Fe2+,Mn2+)2Ti2(Si8O24)
14.9.27ManganoneptuniteNa2KLi(Mn2+,Fe2+)2Ti2[Si8O24]
14.9.28Kupletskite(K,Na)3(Mn,Fe)7Ti2Si8O26(OH)4F
14.9.29Astrophyllite(K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7
14.9.30Hydroastrophyllite(H3O,K,Ca)3(Fe,Mn)5-65Ti2Si8(O,OH)31
14.9.31Magnesioastrophyllite(Na,K)4Mg2(Fe,Fe,Mn)5Ti2Si8O24(O,OH,F)7
14.9.32BaratoviteKCa7(Ti,Zr)2Li3Si12O36F2
14.9.34AenigmatiteNa2Fe52+Ti(Si6O18)O2
14.9.35SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3
14.9.37Janhaugite(Na,Ca)3(Mn2+,Fe2+)3(Ti,Zr,Nb)2(Si2O7)2O2(OH,F)2
14.9.38KoashviteNa6(Ca,Mn)(Ti,Fe)Si6O18 · H2O

Other Names for Tinaksite

Name in Other Languages:
German:Tinaksit
Spanish:Tinaksita

Other Information

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 Tinaksite

Reference List:
Doklady Akademii Nauk SSSR (1965): 162: 658-661.

American Mineralogist (1965): 50: 2098-2099.

Acta Crystallographica: B36: 259-263.

Mineralogicheskii Zhurnal, Kiev: 13(4): 3-12.

Zeitschrift für Kristallographie (1987): 189: 195.

Internet Links for Tinaksite

Localities for Tinaksite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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.
Russia
 
  • Eastern-Siberian Region
    • Prebaikalia (Pribaikal'e)
      • Irkutskaya Oblast'
        • Aldan Shield
          • Chara and Tokko Rivers Confluence
            • Murunskii Massif
Vorob'yev E.I. (2008) Charoite, - Novosibirsk. GEO, p. 142 (in Rus.).
    • Sakha Republic (Saha Republic; Yakutia)
      • Aldan Shield
        • Chara and Tokko Rivers Confluence
[Lapis 1993:4 p.13-20]; 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
Pavel M. Kartashov data
Natural History Museum Vienna collection
Konev, A.A., Vorob'yev, E.I., and Lazebnik, K.A. (1996) The Mineralogy of the Murun Massif. Russian Academy of Science Press, Siberian Branch, Novosbirsk, Russia (in Rus.); Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Vorob'yov E.I. (2008) Charoite, - Novosibirsk. GEO, p. 142 (in Rus.).
Vorob'yov E.I. (2008) Charoite, - Novosibirsk. GEO, p. 142 (in Rus.).
Pavel M. Kartashov data
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Khibiny Massif
[Mandarino, 1997]
          • Rasvumchorr Mt
P.M. Kartashov data
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2015, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: March 29, 2015 17:16:14 Page generated: March 27, 2015 10:03:26