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Oyelite

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About OyeliteHide

Formula:
Ca10Si8B2O29 · 12.5H2O
Colour:
White, pale tan
Lustre:
Sub-Vitreous, Silky, Dull
Hardness:
5
Specific Gravity:
2.62
Crystal System:
Orthorhombic
Name:
Named in honor of Dr. Jiro Oye (大江二郎) (1900-1968), professor of mineralogy at Okayama University. The mineral was previously reported as tobermorite-10Å.
Related to tobermorite.


Classification of OyeliteHide

Approved
9.HA.80

9 : SILICATES (Germanates)
H : Unclassified silicates
A : With Alkali and Alkali-earth Elements
72.3.2.8

72 : PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
3 : Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 3-, 4-, or 5-membered rings and 8-membered rings
17.5.14

17 : Silicates Containing other Anions
5 : Borosilicates

Physical Properties of OyeliteHide

Sub-Vitreous, Silky, Dull
Transparency:
Transparent, Translucent
Colour:
White, pale tan
Streak:
White
Hardness:
Tenacity:
Brittle
Fracture:
Splintery
Density:
2.62 g/cm3 (Measured)    

Optical Data of OyeliteHide

Type:
Biaxial (+)
RI values:
nα = 1.602 nβ = 1.606 nγ = 1.613
Birefringence:
0.011
Max Birefringence:
δ = 0.011
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
strong

Chemical Properties of OyeliteHide

Formula:
Ca10Si8B2O29 · 12.5H2O
IMA Formula:
Ca10B2Si8O29 · 12H2O
Common Impurities:
Al,Na,C

Crystallography of OyeliteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 11.25 Å, b = 7.25 Å, c = 20.46 Å
Ratio:
a:b:c = 1.552 : 1 : 2.822
Unit Cell V:
1,668.77 ų (Calculated from Unit Cell)
Morphology:
Acicular crystals, often in radial aggregates

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
10.23 Å(100)
5.92 Å(3)
5.62 Å(3)
5.12 Å(4)
4.92 Å(6)
3.784 Å(10)
3.411 Å(25)
3.316 Å(1)
3.069 Å(6)
2.917 Å(60)
2.813 Å(6)
2.558 Å(15)
2.464 Å(4)
2.327 Å(7)
2.167 Å(2)
2.046 Å(13)
1.872 Å(2)
1.814 Å(2)
Comments:
Kusachi I, Henmi C, Henmi K (1981) New mineral oyelite. Mineralogical Society of Japan, Annual Meeting Abstracts 1981, 132-132.

Type Occurrence of OyeliteHide

Synonyms of OyeliteHide

Other Language Names for OyeliteHide

German:Oyelit
Spanish:Oyelita

Common AssociatesHide

Associated Minerals Based on Photo Data:
51 photos of Oyelite associated with CalciteCaCO3
39 photos of Oyelite associated with EttringiteCa6Al2(SO4)3(OH)12 · 26H2O
28 photos of Oyelite associated with OlmiiteCaMn2+[SiO3(OH)](OH)
17 photos of Oyelite associated with BultfonteiniteCa2(HSiO4)F · H2O
10 photos of Oyelite associated with HematiteFe2O3
5 photos of Oyelite associated with ManganvesuvianiteCa19Mn3+Al4(Al6Mg2)(☐4)☐[Si2O7]4[(SiO4)10]O(OH)9
5 photos of Oyelite associated with AndraditeCa3Fe3+2(SiO4)3
5 photos of Oyelite associated with GaudefroyiteCa4Mn3+2-3(BO3)3(CO3)(O,OH)3
4 photos of Oyelite associated with BaryteBaSO4
4 photos of Oyelite associated with HausmanniteMn2+Mn3+2O4

Related Minerals - Nickel-Strunz GroupingHide

9.HA.05ErtixiiteNa2Si4O9Iso.
9.HA.10KenyaiteNa2Si22O41(OH)8 · 6H2OMon.
9.HA.20WawayandaiteCa6Mn2BBe9Si6O23(OH,Cl)15Mon.
9.HA.25MagbasiteKBaFe3+Mg7Si8O22(OH)2F6Orth. mmm (2/m 2/m 2/m) : Cmma
9.HA.30AfanasyevaiteCa8[Si2O7]OCl2
9.HA.40IgumnoviteCa3Al2(SiO4)2Cl4Iso.
9.HA.50RudenkoiteSr3(Al3.5Si3.5)O10(OH,O)8Cl2 · H2OMon.
9.HA.55FoshallasiteCa3[Si2O7] · 3H2O(?)
9.HA.60NagelschmidtiteCa7(SiO4)2(PO4)2Hex. 6 : P61
9.HA.65Caryochroite(Na,Sr)3(Fe3+,Mg)10[Ti2Si12O37] · (H2O,O,OH)17Mon.
9.HA.70JuaniteCa10Mg4Al2Si11O39 · 4H2O or near
9.HA.75TacharaniteCa12Al2Si18O33 (OH)36Mon.
9.HA.85DenisoviteK14+x(Ca,Na,Mn,Fe)48[Si60O162]F16(Ox,OH4−x)·2H2OMon.
9.HA.90Tiettaite(Na,K)17FeTiSi16O29(OH)30 · 2H2OOrth. mmm (2/m 2/m 2/m) : Cmcm

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

72.3.2.1Tobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)Orth.
72.3.2.2Clinotobermorite[Ca4Si6O17 · 2H2O]·(Ca·3H2O)Mon.
72.3.2.3Plombièrite[Ca4Si6O16(OH)2 · 2H2O]·(Ca·5H2O)Orth.
72.3.2.4RiversideiteCa5(HSi3O9)2 · 2H2OOrth.
72.3.2.5OkeniteCa10Si18O46 · 18H2OTric. 1 : P1
72.3.2.6TacharaniteCa12Al2Si18O33 (OH)36Mon.
72.3.2.7NekoiteCa3Si6O15·7H2OTric. 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
17.5.15KornerupineMg3Al6(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
17.5.17SerendibiteCa4[Mg6Al6]O4[Si6B3Al3O36]Tric. 1 : P1
17.5.18Stillwellite-(Ce)(Ce,La,Ca)BSiO5Trig. 3 : P31
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)12Si6B2O27F14Trig. 3m : R3m
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(Ba,Pb,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 OyeliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Kusachi, I., Henmi, C., Henmi, K. (1980) 10Å Tobermorite from Fuka, the Town of Bitchu, Okayama Prefecture. Journal of the Mineralogical Society of Japan: 14: 314-322. [in Japanese]
Kusachi, I., Henmi, C., Henmi, K. (1984) An oyelite-bearing vein at Fuka, the Town of Bitchu, Okayama Prefecture. Journal of the Japanese Association of Mining, Petroleum and Economic Geologists: 79: 267-275.
Dunn, P.J., Chao, G.Y., Fitzpatrick, J.J., Langley, R.H., Fleischer, M., Zilczer, J.A. (1986) New mineral names. American Mineralogist: 71: 230.
Grew, E.S., Anovitz, L.M. (1996) BORON: Mineralogy, Petrology and Geochemistry, second edition, as revised (2002).

Internet Links for OyeliteHide

Localities for OyeliteHide

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.
Israel
 
Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.
Japan
 
  • Mie Prefecture
    • Ise City
Minakawa, T., Inaba, S., Noto, S. (1986) Oyelite from Suisho-dani, Ise, Mie Prefecture. Ganseki Koubutsu Koushou Gakkaishi, 81, 138-142)
  • Okayama Prefecture
    • Takahashi City
      • Bicchu-cho (Bitchu-cho)
        • Fuka
Journal of the Mineralogical Society of Japan (1980): 14: 314-322.; Mineralogical Journal Vol. 14 (1989) , No. 7 pp 299-302; Henmi, C., & Kusachi, I. (1992). Clinotobermorite, Ca5Si6 (O, OH) 18· 5H2O, a new mineral from Fuka, Okayama Prefecture, Japan. Mineralogical Magazine, 56(3), 353-358.; KUSACHI, I., & HENMI, C. (1991). Sillenite from Fuka, Okayama prefecture, Japan. Mineralogical Journal, 15(8), 343-348.
South Africa
 
  • Northern Cape
    • Kalahari manganese field
      • Kuruman
        • N'Chwaning Mines
[Von Bezing, K. L. et al. (1991) - The Kalahari (Afrique du Sud) manganese field : an update, Mineralogical Record, 22 (3), 279-302.]
Minerals of South Africa
Van King
USA
 
  • California
    • Riverside Co.
      • Crestmore
Kusachi, I., Henmi, C., Henmi, K. (1980) 10A tobermorite from Fuka, the Town of Bitchu, Okayama Prefecture. Koubutsugaku Zasshi (Journal of the Mineralogical Society of Japan) 14, 314-322 (in japanese)
 
Mineral and/or Locality  
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