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Serendibite

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About SerendibiteHide

Flag of Sri Lanka
Formula:
Ca4[Mg6Al6]O4[Si6B3Al3O36]
Colour:
pale yellow, blue-green, greyish blue
Lustre:
Vitreous
Hardness:
6½ - 7
Specific Gravity:
3.42 - 3.52
Crystal System:
Triclinic
Name:
Named after Serendib, the old Arabic name for Sri Lanka. The mineral srilankite is also named after the country.

Classification of SerendibiteHide

Approved, 'Grandfathered' (first described prior to 1959)
First Published:
1903
9.DH.40

9 : SILICATES (Germanates)
D : Inosilicates
H : Inosilicates with 4-periodic single chains, Si4O12
69.2.1a.6

69 : INOSILICATES Chains with Side Branches or Loops
2 : Chains with Side Branches or Loops with P>2
17.5.17

17 : Silicates Containing other Anions
5 : Borosilicates

Physical Properties of SerendibiteHide

Vitreous
Colour:
pale yellow, blue-green, greyish blue
Streak:
white
Hardness:
6½ - 7 on Mohs scale
Cleavage:
None Observed
Density:
3.42 - 3.52 g/cm3 (Measured)    3.47 g/cm3 (Calculated)

Optical Data of SerendibiteHide

Type:
Biaxial (+)
RI values:
nα = 1.701 nβ = 1.703 nγ = 1.706
2V:
Measured: 80° , Calculated: 80°
Max Birefringence:
δ = 0.005
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
strong

Chemical Properties of SerendibiteHide

Formula:
Ca4[Mg6Al6]O4[Si6B3Al3O36]
Common Impurities:
Ti,Fe,Mn,Na,K,F,H2O,P

Crystallography of SerendibiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 10.01 Å, b = 10.39 Å, c = 8.63 Å
α = 106.36°, β = 96.06°, γ = 124.36°
Ratio:
a:b:c = 0.963 : 1 : 0.831
Unit Cell V:
670.11 ų (Calculated from Unit Cell)
Z:
2
Twinning:
Polysynthetic on {0-11} is common.

Type Occurrence of SerendibiteHide

Reference:
Prior, G.T., Coomáraswámy, A.K. (1903) Serendibite, a new borosilicate from Ceylon. Mineralogical Magazine: 13(6): 224-227.

Other Language Names for SerendibiteHide

German:Serendibit
Simplified Chinese:蓝硅硼钙石
Spanish:Serendibita

Relationship of Serendibite to other SpeciesHide

Other Members of this group:
DorriteCa4(Mg3Fe3+9)O4(Si3Al8Fe3+O36)Tric.
HøgtuvaiteCa4[Fe2+6Fe3+6]O4[Si8Be2Al2O36]Tric. 1 : P1
LeucorhöniteCa2(Mg,Fe3+,Al)6(Si,Al)6O20Tric.
Makarochkinite(Ca,Na)2Fe2+4Fe3+Ti[O2|BeAlSi4O18]Tric. 1 : P1
RhöniteCa2(Mg,Fe2+,Fe3+,Ti)6[O2|(Si,Al)6O18]Tric. 1 : P1
WelshiteCa4Mg9Sb3O4[Si6Be3AlFe2O36]Tric. 1 : P1

Common AssociatesHide

Associated Minerals Based on Photo Data:
Phlogopite7 photos of Serendibite associated with Phlogopite on mindat.org.
Diopside3 photos of Serendibite associated with Diopside on mindat.org.
Albite-Anorthite Series3 photos of Serendibite associated with Albite-Anorthite Series on mindat.org.
Sinhalite2 photos of Serendibite associated with Sinhalite on mindat.org.
Uvite Series1 photo of Serendibite associated with Uvite Series on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

9.DH.05LeucophaniteNaCaBeSi2O6FOrth. 2 2 2 : P21 21 21
9.DH.10OhmiliteSr3(Ti,Fe3+)(Si4O12)(O,OH) · 2-3H2OMon.
9.DH.15HaradaiteSrVSi2O7Orth.
9.DH.15SuzukiiteBaVSi2O7Orth.
9.DH.20BatisiteBaNaNaTi2(Si4O12)O2Orth.
9.DH.20Shcherbakovite(K,Ba)KNa(Ti,Nb)2(Si4O12)O2Orth.
9.DH.25TaikaniteSr3BaMn2+2(Si4O12)O2Mon.
9.DH.30KrauskopfiteBaSi2O5 · 3H2OMon.
9.DH.35Balangeroite(Mg,Fe2+,Fe3+,Mn2+)42Si16O54(OH)40Mon.
9.DH.35GageiteMn21(Si4O12)2O3(OH)20Mon. 2/m
9.DH.40AenigmatiteNa4[Fe2+10Ti2]O4[Si12O36]Tric. 1 : P1
9.DH.40DorriteCa4(Mg3Fe3+9)O4(Si3Al8Fe3+O36)Tric.
9.DH.40HøgtuvaiteCa4[Fe2+6Fe3+6]O4[Si8Be2Al2O36]Tric. 1 : P1
9.DH.40KrinoviteNa2Mg4Cr3+2(Si6O18)O2Tric.
9.DH.40Makarochkinite(Ca,Na)2Fe2+4Fe3+Ti[O2|BeAlSi4O18]Tric. 1 : P1
9.DH.40RhöniteCa2(Mg,Fe2+,Fe3+,Ti)6[O2|(Si,Al)6O18]Tric. 1 : P1
9.DH.40WelshiteCa4Mg9Sb3O4[Si6Be3AlFe2O36]Tric. 1 : P1
9.DH.40WilkinsoniteNa2Fe2+4Fe3+2(Si6O18)O2Tric. 1 : P1
9.DH.45SapphirineMg4(Mg3Al9)O4[Si3Al9O36]Mon. 2/m : P21/b
9.DH.50Khmaralite(Mg,Al,Fe)16[(Al,Si,Be)12O36]O4Mon. 2/m : P21/b
9.DH.55Surinamite(Mg,Fe)3Al4BeSi3O16Mon.
9.DH.60Deerite(Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5Mon.
9.DH.65HowieiteNa(Fe,Mn)10(Fe,Al)2Si12O31(OH)13Tric.
9.DH.65Taneyamalite(Na,Ca)(Mn,Mg,Fe)12Si12(O,OH)44Tric.
9.DH.70JohninnesiteNa2Mn2+9Mg7(OH)8[AsO4]2[Si6O17]2Tric.
9.DH.75AgrelliteNaCa2Si4O10FTric.

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

69.2.1a.1AenigmatiteNa4[Fe2+10Ti2]O4[Si12O36]Tric. 1 : P1
69.2.1a.2DorriteCa4(Mg3Fe3+9)O4(Si3Al8Fe3+O36)Tric.
69.2.1a.3HøgtuvaiteCa4[Fe2+6Fe3+6]O4[Si8Be2Al2O36]Tric. 1 : P1
69.2.1a.4KrinoviteNa2Mg4Cr3+2(Si6O18)O2Tric.
69.2.1a.5RhöniteCa2(Mg,Fe2+,Fe3+,Ti)6[O2|(Si,Al)6O18]Tric. 1 : P1
69.2.1a.7WelshiteCa4Mg9Sb3O4[Si6Be3AlFe2O36]Tric. 1 : P1
69.2.1a.8WilkinsoniteNa2Fe2+4Fe3+2(Si6O18)O2Tric. 1 : P1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

17.5.1ManandoniteLi2Al4(Si2AlB)O10(OH)8Orth.
17.5.2ReedmergneriteNaBSi3O8Tric.
17.5.3SearlesiteNa(H2BSi2O7)Mon. 2 : P21
17.5.4OleniteNa(Al3)Al6(Si6O18)(BO3)3O3(OH)Trig.
17.5.5ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)Trig. 3m : R3m
17.5.6KalborsiteK6Al4BSi6O20(OH)4ClTet.
17.5.7BoromuscoviteKAl2(BSi3O10)(OH)2Mon.
17.5.8PoudretteiteKNa2B3Si12O30Hex. 6/mmm (6/m 2/m 2/m) : P6/mcc
17.5.9LiddicoatiteCa(Li2Al)Al6(Si6O18)(BO3)3(OH)3(OH)Trig. 3m : R3m
17.5.10DatoliteCaB(SiO4)(OH)Mon. 2/m : P21/b
17.5.11DanburiteCaB2Si2O8Orth. mmm (2/m 2/m 2/m)
17.5.12HowliteCa2B5SiO9(OH)5Mon. 2/m : P21/b
17.5.13BakeriteCa4(H5B5Si3O20)Mon. 2/m : P21/b
17.5.14OyeliteCa10Si8B2O29 · 12.5H2OOrth.
17.5.15KornerupineMg3Al6(Si,Al,B)5O21(OH)Orth. mmm (2/m 2/m 2/m)
17.5.16HarkeriteCa12Mg4Al(BO3)3(SiO4)4(CO3)5 · H2OTrig. 3m (3 2/m) : R3m
17.5.18Stillwellite-(Ce)(Ce,La,Ca)BSiO5
17.5.19Tadzhikite-(Ce)Ca4Ce3+2Ti◻(B4Si4O22)(OH)2Mon.
17.5.20Melanocerite-(Ce)(Ce,Ca)5(SiO4,BO4)3(OH,0)Hex.
17.5.21Okanoganite-(Y)(Na,Ca)3(Y,Ce)12Si6B2O27F14
17.5.22Tritomite-(Ce)Ce5(SiO4,BO4)3(OH,O)
17.5.23Tritomite-(Y)Y5(SiO4,BO4)3(O,OH,F)
17.5.24Cappelenite-(Y)Ba(Y,Ce)6Si3B6O24F2Trig. 3 : P3
17.5.25Dumortierite(Al,Fe3+)7(SiO4)3(BO3)O3Orth. mmm (2/m 2/m 2/m)
17.5.26Holtite(Ta0.60.4)Al6BSi3O18(O,OH)2.25Orth. mmm (2/m 2/m 2/m) : Pnma
17.5.27DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)Trig. 3m : R3m
17.5.28 FerridraviteNaFe3+3(Mg2Fe3+4)(Si6O18)(BO3)3(OH)3O
17.5.29Axinite-(Mg)Ca2MgAl2BSi4O15OHTric.
17.5.30Uvite SeriesCa(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)Trig. 3m : R3m
17.5.31GarrelsiteBa3NaSi2B7O16(OH)4Mon.
17.5.32TienshaniteKNa3Na6Ca2Ba6Mn6(Ti4+,Nb)6B12Si36O114(O,OH,F)11Hex. 6/m : P6/m
17.5.33LeucospheniteBaNa4Ti2B2Si10O30Mon.
17.5.34TaramelliteBa4(Fe3+,Ti,Fe2+,Mg)4(B2Si8O27)O2ClxOrth. mmm (2/m 2/m 2/m) : Pmmn
17.5.35TitantaramelliteBa4(Ti,Fe3+,Fe2+,Mg)4(B2Si8O27)O2ClxOrth.
17.5.36NagashimaliteBa4(V,Ti)4B2Si8O27(O,OH)2ClOrth. mmm (2/m 2/m 2/m) : Pmmn
17.5.37Chromium-draviteNa(Mg3)Cr3+6(Si6O18)(BO3)3(OH)3(OH)Trig.
17.5.38WawayandaiteCa6Mn2BBe9Si6O23(OH,Cl)15Mon.
17.5.39Werdingite(Mg,Fe)2Al14Si4B4O37Tric.
17.5.40Axinite-(Mn)Ca2Mn2+Al2BSi4O15(OH)Tric. 1 : P1
17.5.41AxiniteTric.
17.5.42TinzeniteCa2Mn2+4Al4[B2Si8O30](OH)2Tric.
17.5.44SchorlNa(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)Trig. 3m : R3m
17.5.45Fluor-buergeriteNa(Fe3+3)Al6(Si6O18)(BO3)3O3FTrig. 3m : R3m
17.5.46FeruviteCa(Fe2+)3MgAl5(Si6O18)(BO3)3(OH)3(OH)Trig. 3m : R3m
17.5.47Axinite-(Fe)Ca2Fe2+Al2BSi4O15OHTric. 1 : P1
17.5.48HomiliteCa2(Fe2+,Mg)B2Si2O10Mon. 2/m : P21/b
17.5.49Grandidierite(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2Orth. mmm (2/m 2/m 2/m)
17.5.50Hyalotekite(Pb,Ba,K)4(Ca,Y)2(B,Be)2(Si,B)2Si8O28(F,Cl)Tric. 1 : P1
17.5.51Hellandite-(Y)(Ca,REE)4Y2Al◻2(B4Si4O22) (OH)2Mon.

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 SerendibiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Prior, G.T., Coomáraswámy, A.K. (1903) Serendibite, a new borosilicate from Ceylon. Mineralogical Magazine: 13(6): 224-227.
Machin, M.P., Süsse, P. (1974) Serendibite: a new member of the aenigmatite structure group. Neues Jahrbuch für Mineralogie - Monatshefte: 435-441.
Hutcheon, I., Gunter, A.E., Lecheminant, A.N. (1977) Serendibite from Penrhyn group marble, Melville Peninsula, District of Franklin. Canadian Mineralogist: 15: 108-112.
Nicollet, C. (1990) Occurrences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine: 54(374): 131-133.
Grew, E.S., Pertsev, N.N., Boronikhin, V.A., Borisovskiy, S.Y., Yates, M.G.,
and Marquez, N. (1991) Serendibite in the Tayozhnoye deposit of the Aldan Shield, eastern Siberia, U.S.S.R. American Mineralogist: 76: 1061-1080.
Van Derveer, D.G., Swihart, G.H., Sen Gupta, P.K., Grew, E.S. (1993) Cation occupancies in serendibite: a crystal structure study. American Mineralogist: 78: 195-203.
Burt, D.M. (1994) Vector representation of some mineral compositions in the aenigmatite group, with special reference to hogtuvaite. The Canadian Mineralogist: 32: 449-457.
Grew, E.S., Anovitz, L.M. (1996) Boron: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).
Jensen, B.B. (1996) Solid solution among members of the aenigmatite group. Mineralogical Magazine: 60: 982-986.
Kunzmann, T. (1999) The aenigmatite-rhönite mineral group. European Journal of Mineralogy: 11: 743-756.
Grew, E.S., Hålenius, U., Pasero, M., Barbier, J. (2008) Recommended nomenclature for the sapphirine and surinamite group (sapphirine supergroup). Mineralogical Magazine: 72: 839-876.
Grice, J.D., Belley, P.M., Fayek, M. (2014) Serendibite, a complex chemical borosilicate mineral from Pontiac, Quebec: Description, chemical composition, and crystallographic data. The Canadian Mineralogist: 52: 1-14.
Belley, P.M., Grice, J.D., Fayek, M., Kowalski, P.M., Grew, E.S. (2014) A new occurrence of the borosilicate serendibite in tourmaline-bearing calc-silicate rocks, Portage-du-Fort marble, Grenville province, Québec: evolution of boron isotope and tourmaline compositions in a metamorphic context. The Canadian Mineralogist: 52: 595-615.

Internet Links for SerendibiteHide

Localities for SerendibiteHide

ⓘ - 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.
Canada
 
Hutcheon, I., Gunter, A.E. and Lecheminant, A.N. (1977) Serendibite from Penrhyn group marble, Melville Peninsula, District of Franklin. Canadian Mineralogist, 15, 108-112.
  • Québec
    • Outaouais
      • Pontiac RCM
Belley (2013) Abstracts with Program GAC/MAC Meeting, Winnipeg; McDougall, Raymond (2014), What's New? short presentations before the 41st. Rochester Mineralogical Symposium, April 25, 2014.; BELLEY, P.M., GRICE, J.D., FAYEK, M., KOWALSKI, P.M. & GREW, E.S. (2014): A new occurrence of the borosilicate serendibite in tourmaline-bearing calc-silicate rocks, Portage-du-Fort marble, Grenville Province, Québec: evolution of boron isotope and tourmaline compositions in a metamorphic context. Canadian Mineralogist 52, 595-616.
Madagascar
 
  • Fianarantsoa Province
    • Ihorombe Region
      • Ihosy District
        • Sahambano Commune
Nicollet, C. (1990) Occurrences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine, vol. 54, n° 374, 131-133.
  • Tuléar Province (Toliara)
    • Anosy Region (Fort Dauphin Region)
      • Amboasary Sud District
        • Behara Commune
Razakamanana, T., Windley, B.F. & Ackermand, D. (2010): Petrology, chemistry and phase relations of borosilicate phases in phlogopite diopsidites and granitic pegmatites from the Tranomaro belt, SE Madagascar; boron-fluid evolution. IN Kusky, T. M., Zhai, M.-G. & Xiao, W. (eds) The Evolving Continents: Understanding Processes of Continental Growth. Geological Society, London, Special Publications, 338, 139–161.
    • Atsimo-Andrefana Region
      • Benenitra District
        • Ianapera Commune
www.handbookofmineralogy.org/pdfs/Serendibite.PDF; Nicollet, Christian (1985) Thèse d'Etat. Clermont Fd, 350pp.; Nicollet, Christian (1990) In Granulites and Crustal Differentiation (Vielzeuf, D. and Vidal, P., eds.), Kluwer Academic publishers, in press.; Nicollet, C. (1990) Occurrences of grandidierite, serendibite and tourmaline near Ihosy, southern Madagascar. Mineralogical Magazine, vol. 54, n° 374, 131-133.
Myanmar
 
  • Mandalay Region
    • Pyin-Oo-Lwin District
Rob Lavinsky collection; Greg Dainty collection
        • Mogok Valley
Ted Themelis (2008) Gems & mines of Mogok
Ted Themelis (2008) Gems & mines of Mogok
Ted Themelis (2008) Gems & mines of Mogok
Russia
 
  • Sakha Republic (Yakutia)
    • Aldan Shield
      • Aldan
Sri Lanka (TL)
 
  • Central Province
    • Ambakotte
Nature (1902) 65, 383; Prior, G.T., Coomáraswámy, A.K. (1903) Serendibite, a new borosilicate from Ceylon. Mineralogical Magazine vol. 13, n° 61, 224-227.
  • Sabaragamuwa Province
    • Ratnapura District
      • Embilipitiya (Embilipitya; Ambilipitiya)
        • Kolonne (Kolonna; "Kollonne")
Müller, H. D. & Jahn, S. (2006): Kolonne bei Embilipitiya auf Sri Lanka-eine interessante Fundstelle für Olivin, Hornblende und Spinelle. Mineralien Welt 17 (4), 44-51.
Tanzania
 
  • Tanga Region
Research Institute for African Geology, University of Leeds, 11th Annual Report, 40.
USA
 
  • California
    • Riverside Co.
      • Crestmore
        • Crestmore quarries
          • Sky Blue Hill
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 334.
      • Riverside
Richmond, Gerald Martin (1939), Serendibite and associated minerals from the New City Quarry, Riverside, California: American Mineralogist: 24: 725-726; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 508.
  • New York
    • Orange Co.
      • Town of Warwick
http://www.colgate.edu/portaldata/imagegallerywww/05777dac-97c8-4ba0-aef5-86db2fa9f363/ImageGallery/rader-peck-poster-06.pdf
http://departments.colgate.edu/geology/research/Rader&Peck06.pdf
http://departments.colgate.edu/geology/research/Rader&Peck06.pdf
    • St. Lawrence Co.
      • Russell Township
Grew, E.S., Yates, M.G. and deLorraine, W. (1990) Serendibite from the Northwest Adirondack Lowlands, in Russell, New York, USA. Mineralogical Magazine, vol. 54, n° 374, pp. 133-136.
    • Warren Co.
www.excaliburmineral.com; Grew, E.S., Yates, M.G. and deLorraine, W. (1990) Serendibite from the Northwest Adirondack Lowlands, in Russell, New York, USA. Mineralogical Magazine vol. 54, n° 374, 133-136.
Jensen (1978) Minerals of New York State, p.129; Harvard Museum of Natural History, no.115941
Smithsonian collection, USNM nr R3995 [http://collections.si.edu/search/record/nmnhmineralsciences_1170574]
Mineral and/or Locality  
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