Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat Articles
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsThe ElementsUsersBooks & MagazinesMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About KupletskiteHide

Russian geologist Boris Mikhailovich Kupletskii.
Dark brown to black, brown, yellow
Adamantine, Vitreous
Crystal System:
Named after Russian geologists Boris Mikhailovich Kupletski (1884-1964) and Elsa Maximilianovna Bohnshtedt Kupletskaya (1897-1974).
Kupletskite-Kupletskite-(Cs) Series. The potassium analogue of Kupletskite-(Cs). Alters easily to porous black manganese oxides.

Classification of KupletskiteHide

Approved, 'Grandfathered' (first described prior to 1959)

9 : SILICATES (Germanates)
D : Inosilicates
C : Inosilicates with branched 2-periodic single chains; Si2O6 + 2SiO3 Si4O12

69 : INOSILICATES Chains with Side Branches or Loops
1 : Chains with Side Branches or Loops with (P=2, and N=4, 2 branches)

14 : Silicates not Containing Aluminum
9 : Silicates of Ti

Physical Properties of KupletskiteHide

Adamantine, Vitreous
Dark brown to black, brown, yellow
on [100]

Optical Data of KupletskiteHide

Biaxial (-)
RI values:
nα = 1.656 nβ = 1.699 nγ = 1.731
Measured: 79° , Calculated: 78°
Max Birefringence:
δ = 0.075
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
relatively weak
Pleochroic with Z brown to X orange-yellow.

Chemical Properties of KupletskiteHide

IMA Formula:
Common Impurities:

Crystallography of KupletskiteHide

Crystal System:
Cell Parameters:
a = 13.14 Å, b = 12.82 Å, c = 5.42 Å
α = 93.94°, β = 101.4°, γ = 113.38°
a:b:c = 1.025 : 1 : 0.423
Unit Cell V:
810.47 ų (Calculated from Unit Cell)
Lamellar masses; fine plates; lamellar and acicular crystals

X-Ray Powder DiffractionHide

Powder Diffraction Data:
3.505 (8)
2.642 (8)
2.573 (4)

Type Occurrence of KupletskiteHide

General Appearance of Type Material:
In lamellar masses up to 5 X 3 X 1 cm, consisting of individual plates with perfect cleavage
Geological Setting of Type Material:
In natrolite central part of nepheline syenite pegmatites
Associated Minerals at Type Locality:

Other Language Names for KupletskiteHide

Simplified Chinese:锰星叶石
Traditional Chinese:錳星葉石

Varieties of KupletskiteHide

Relationship of Kupletskite to other SpeciesHide

Other Members of this group:
NiobokupletskiteK2NaMn2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)Tric. 1 : P1
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Aegirine20 photos of Kupletskite associated with Aegirine on mindat.org.
Analcime16 photos of Kupletskite associated with Analcime on mindat.org.
Natrolite11 photos of Kupletskite associated with Natrolite on mindat.org.
Catapleiite10 photos of Kupletskite associated with Catapleiite on mindat.org.
Microcline9 photos of Kupletskite associated with Microcline on mindat.org.
Genthelvite6 photos of Kupletskite associated with Genthelvite on mindat.org.
Gonnardite4 photos of Kupletskite associated with Gonnardite on mindat.org.
Serandite4 photos of Kupletskite associated with Serandite on mindat.org.
Behoite3 photos of Kupletskite associated with Behoite on mindat.org.
Calcioburbankite2 photos of Kupletskite associated with Calcioburbankite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.DC.05AstrophylliteK2NaFe2+7Ti2Si8O28(OH)4FTric. 1 : P1
9.DC.05LobanoviteK2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4Mon. 2/m : B2/m
9.DC.05NiobokupletskiteK2NaMn2+7(Nb,Ti)(Si4O12)2O2(OH)4(O,F)Tric. 1 : P1
9.DC.05NalivkiniteLi2Na(Fe2+,Mn2+)7Ti2Si8O26(OH)4FTric. 1 : P1
9.DC.05SveinbergeiteCa(Fe2+6Fe3+)Ti2(Si4O12)2O2(OH)5(H2O)4Tric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide 1 : P1,Na)3(Fe,Mn)6(Nb,Ti)2Si8(O,OH,F)31Tric.,Mn2+)7Ti2Si8O26(OH)4FTric. 1 : P1,K,Ca)3(Fe,Mn)5-65Ti2Si8(O,OH)31Tric. 1 : P1 2/m : B2/m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

14.9.2LorenzeniteNa2Ti2(Si2O6)O3Orth. mmm (2/m 2/m 2/m) : Pbcn
14.9.3LintisiteLiNa3Ti2(Si2O6)2O2 · 2H2OMon.
14.9.6TitaniteCaTi(SiO4)OMon. 2/m : P21/b
14.9.7OhmiliteSr3(Ti,Fe3+)(Si4O12)(O,OH) · 2-3H2OMon.
14.9.9BenitoiteBaTi(Si3O9)Hex. 6 m2 : P62c
14.9.11FresnoiteBa2Ti(Si2O7)OTet. 4mm : P4bm
14.9.12Joaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(OH,F) · H2OMon. 2 : B2
14.9.13Orthojoaquinite-(Ce)NaBa2Ce2FeTi2[Si4O12]2O2(O,OH) · H2O
14.9.14StrontiojoaquiniteSr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2 · H2OMon.
14.9.15Bario-orthojoaquinite(Ba,Sr)4Fe2Ti2[Si4O12]2O2 · H2OOrth.
14.9.16Strontio-orthojoaquinite(Na,Fe)2Sr2Ba2Ti2[Si4O12]2O2(O,OH)2 · H2OOrth.
14.9.18HejtmaniteBa2(Mn2+,Fe2+)4Ti2(Si2O7)2O2(OH)2F2Tric. 1
14.9.19Delindeite(Na,K)2(Ba,Ca)2(Ti,Fe,Al)3(Si2O7)2O2(OH)2 · 2H2OMon.
14.9.22Perrierite-(Ce)Ce4MgFe3+2Ti2(Si2O7)2O8Mon. 2/m : P21/b
14.9.25TisinaliteNa3H3(Mn,Ca,Fe)TiSi6(O,OH)18 · 2H2OTrig.
14.9.26NeptuniteNa2KLiFe2+2Ti2Si8O24Mon. m : Bb
14.9.29AstrophylliteK2NaFe2+7Ti2Si8O28(OH)4FTric. 1 : P1
14.9.31LobanoviteK2Na(Fe2+4Mg2Na)Ti2(Si4O12)2O2(OH)4Mon. 2/m : B2/m
14.9.32BaratoviteKCa7(Ti,Zr)2Li3Si12O36F2Mon. 2/m : B2/b
14.9.34AenigmatiteNa4[Fe2+10Ti2]O4[Si12O36]Tric. 1 : P1
14.9.37Janhaugite(Na,Ca)3(Mn2+,Fe2+)3(Ti,Zr,Nb)2(Si2O7)2O2(OH,F)2Mon. 2/m : P21/m
14.9.38KoashviteNa6(Ca,Mn)(Ti,Fe)Si6O18 · H2OOrth.

Other InformationHide

Melts easily before the blowpipe to a weakly magnetic dark
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 KupletskiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Semenov, E.I. (1956) Kupletskite - a new mineral of the astrophyllite group. Doklady Akademii Nauk SSSR: 108: 933-936 (in Russian).
Fleischer, M. (1957) New mineral names. American Mineralogist. 42: 117-124. (abstract)
Scientia Sinica: 13(7): 1180-1183 (abstract in Chemical Abstracts: 64: 7460).
Neues Jahrbuch für Mineralogie, Monatshefte (1998) 253-264.
Piilonen, P.C., McDonald, A.M., and Lalonde, A.E. (2001) Kupletskite polytypes from the Lovozero massif, Kola Peninsula, Russia: Kupletskite-1A and Kupletskite-Ma2b2c. European Journal of Mineralogy: 13: 973–984.
Piilonen, P.C., Lalonde, A.E., McDonald, A.M., Gault, R.A., and Larsen, A. O. (2003) Insights into astrophyllite–group minerals. I. Nomenclature, composition and development of a standardized general formula. The Canadian Mineralogist: 41: 1-26.
Sokolova, E., Cámara, F., Hawthorne, F. C., Ciriotti, M. E. (2017) The astrophyllite supergroup: nomenclature and classification. Mineralogical Magazine: 81: 143-153.

Internet Links for KupletskiteHide

Localities for KupletskiteHide

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.
  • Minas Gerais
    • Poços de Caldas alkaline complex
      • Poços de Caldas
ATENCIO, D., COUTINHO, J.M.C., ULBRICH, M.N.C., VLACH, S.R.F., RASTVETAEVA, R.K. & PUSHCHAROVSKY, D.Yu. (1999) Hainite from Poços de Caldas, Minas Gerais, Brazil. Canadian Mineralogist, 37, 91-98.
  • Québec
    • Montérégie
      • La Vallée-du-Richelieu RCM
        • Mont Saint-Hilaire
Horváth, L. and Gault, R.A. (1990) The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.; Jambor, J.L. and Roberts, A.C. (2001) New mineral names. American Mineralogist: 86: 197-200.; Piilonen et al. (2003) Canadian Mineralogist: 41: 1 & 27.
  • Sichuan
    • Panzhihua
      • Yanbian Co.
Falu Liu and Jiahui Chen (1982): Acta Mineralogica Sinica 2(2), 137-140
  • Greenland
    • Kujalleq
      • Narsaq
        • Ilímaussaq complex
Christiansen, C.C., Johnsen, O. & Ståhl, K. (1998): Crystal structure of kupletskite from the Kangerdlugssuaq intrusion, East Greenland. Jahrbuch für Mineralogie, Monadshefte, 53–264 [Abstract in AmMin 84:993]
    • Sermersooq
      • Kangerlussuaq Fjord
        • Amdrup Firth
Perchiazzi, N. et al. ( 2000): The crystal structure of Normandite and its crystal-chemical relationship with Lavenite, Canadian Mineralogist, Vol. 38, 641 - 648
Biagioni, C. (2007). I disilicati di Zr-Ti-Nb-REE delle sieniti a nefelina delle Iles de Los (Guinea). Tesi di laurea inedita, Università di Pisa.
Moreau, C., Ohnenstetter, D., Demaiffe, D., & Robineau, B. (1996). The Los Archipelago nepheline syenite ring-structure; a magmatic marker of the evolution of the Central and Equatorial Atlantic. The Canadian Mineralogist, 34(2), 281-299.
  • East Kazakhstan
    • Tarbagatai Range
      • Akzhaylyautas Mts (Akzhailyautas Mts; Akjaylautas Mts; Akzhalautas Mts)
STEPANOV, A.V., BEKENOVA, G.K., LEVIN, V.L., HAWTHORNE, F.C. & DOBROVOL’SKAYA, E.A. (2012): Tarbagataite,(K,□)2(Ca,Na)(Fe2+,Mn)7Ti2(Si4O12)2O2(OH)4(OH,F), a new astrophyllite-group mineral species from the Verkhnee Espe deposit, Akjailyautas Mountains, Kazakhstan: description and crystal structure Canadian Mineralogist 50,159-168.
  • Southern Region
    • Balaka
Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.
  • Béni Mellal-Khénifra Region
    • Khénifra Province
      • Tamazeght Mountain Range
Khadem Allah, B. (1993)
  • Akershus
    • Nittedal
Kvamsdal, L.O. (2018) Delebekken - en ny elpidittlokalitet i Nordmarka ved Oslo. Norsk Mineralsymposium 2018: 29-43
  • Oppland
    • Lunner
      • Nordmarka
Raade, G. (1981): Kupletskitt fra Gjerdingen, Nordmarka. in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991, p 89-91; Raade, G. & Haug, J.(1982): Gjerdingen. Fundstelle seltener Mineralien in Norwegen. LAPIS 7, 9-15; Piilonen, P.C., McDonald, A.M., LaLonde, A.E. (2003) Insights into astrophyllite–group minerals. II. Crystal chemistry. The Canadian Mineralogist: 41: 27-54
  • Telemark
    • Porsgrunn
      • Langesundsfjorden
        • Siktesøya
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
  • Vestfold
    • Larvik
      • Hedrum
        • Lågendalen
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
Svein A. Berge collection/observation 1988.
        • Lysebo
Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 p
  • Buryatia
    • Mama River Basin
      • Maigunda River
[MinRec 32:42]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Murmansk Oblast
    • Khibiny Massif
      • Kihlman Mt.
Pavel M. Kartashov data
PEKOV, I.V. & NIKOLAEV, A.P. (2013) Minerals of the pegmatites and hydrothermal assemblages of the Koashva deposit (Khibiny, Kola Peninsula, Russia). Mineralogical Almanac 189(2), 7-65.
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
      • Yukspor Mt
P.M. Kartashov data
Neues Jahrbuch für Mineralogie, Monatshefte (2003): 10: 461-480.
    • Lovozero Massif
Pakhomovsky, Y. A., Ivanyuk, G. Y., & Yakovenchuk, V. N. (2014). Loparite-(Ce) in rocks of the Lovozero layered complex at Mt. Karnasurt and Mt. Kedykvyrpakhk. Geology of Ore Deposits, 56(8), 685-698.
World of Stones: 95: 5-6: 64.; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow.; Piilonen, P.C., McDonald, A.M., and Lalonde, A.E. (2001) Kupletskite polytypes from the Lovozero massif, Kola Peninsula, Russia: Kupletskite-1A and Kupletskite-Ma2b2c. European Journal of Mineralogy: 13: 973–984.; Jambor, J.L. and Roberts, A.C. (2002) New mineral names. American Mineralogist 87, 765-768.
      • Seidozero Lake
Pekov, I. et al (2003): New Data on Minerals: 38: 20-33.
Semenov E.I. (1972) Mineralogy of Lovozero alkaline massif. Moscow, Nauka, p. 308 (in Rus.); Pekov, I.V. (2000) Lovozero Massif. Moscow, Ocean Pictures Ltd, 480 pp.; Piilonen, P.C., McDonald, A.M., and Lalonde, A.E. (2001) Kupletskite polytypes from the Lovozero massif, Kola Peninsula, Russia: Kupletskite-1A and Kupletskite-Ma2b2c. European Journal of Mineralogy: 13: 973–984.; Jambor, J.L. and Roberts, A.C. (2002) New mineral names. American Mineralogist 87, 765-768.
  • Tuva
    • Sangilen Upland
Kapustin, Y. L., & Bykova, A. V. (1965). First find of hiortdahlite in the USSR. Doklady Akad. Nauk SSSR, 161, 121-124.
South Africa
  • North West
    • Bojanala Platinum District
MITCHELL, R.H. & LIFEROVICH, R.P. (2004) Ecandrewsite - zincian pyrophanite from lujavrite. Pilansber alkaline complex, South Africa. Canadian Mineralogist), 42, 1169-1178.
  • Districts of Republican Subordination
    • Tien Shan Mtn
      • Alai Range (Alayskiy)
http://www.koeln.netsurf.de/~w.steffens/dara.htm; Agakhanov, A.A., Pautov, L.A., Sokolova, E., Hawthorne, F.C., Karpenko, V.Yu., Siidra, O.I., Muftakhov, V.A. (2016): Odigitriaite, CsNa5Ca5[Si14B2O38]F2, a new cesium borosilicate mineral from the Darai-Pioz alkaline massif, Tajikistan: Description and crystal structure. Mineralogical Magazine, 80, (in press).
  • Donetsk Oblast
    • Azov Sea Region
Sharygin, V.V. (2015): Zincian micas from peralkaline phonolites of the Oktyabrsky massif, Azov Sea region, Ukrainian Shield. European Journal of Mineralogy: 27(4): 521-533
Pekov I.V., Belovitskaja Ju.V., Kartashov P.M. e.a. New data on perraultite (Priazovie), - ZVMO, 1999, 3, pp.112-120
        • Mazurovskoe Zr deposit
P.M. Kartashov data
  • Arkansas
    • Hot Spring Co.
      • Magnet Cove
Rocks & Min.:63:109.
H. Barwood - unpublished (2010)
    • Pulaski Co.
      • Little Rock
Rocks and Minerals, (1988) 63:104-125; Rocks and Minerals, (1989) 64:314-322
Min News (1991) 7:5 pp 4,5; Rocks and Minerals, (1988) 63:104-125; Min News (2000) 16:6 pp 1-5,9
Ron Layton Collection
  • New Mexico
    • Colfax Co.
      • Springer
        • Point of Rocks Mesa (Pecks Mesa)
Rocks & Min.:60:229.; Piilonen, P.C., et al. (2003): Insights into astrophyllite-group minerals. I. Nomenclature, composition and development of a general standard formula. Canadian Mineralogist 41, 1-26.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: May 21, 2019 04:19:25 Page generated: May 16, 2019 02:19:04
Go to top of page