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Olenite Mineral Data

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General Olenite Information

Help on Chemical  Formula: Chemical Formula: NaAl3Al6(BO3)3(Si6O18)(O,OH)4
Help on Composition: Composition: Molecular Weight = 963.76 gm
   Sodium     2.39 %  Na    3.22 % Na2O
   Aluminum  25.20 %  Al   47.61 % Al2O3
   Silicon   17.49 %  Si   37.41 % SiO2
   Boron      3.36 %  B    10.84 % B2O3
   Hydrogen   0.10 %  H     0.93 % H2O
   Oxygen    51.46 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaAl9(BO3)3Si6O21(OH)
Help on Environment: Environment: Aluminum-rich tourmaline. Forms a series with elbaite.
Help on IMA Status: IMA Status: Approved IMA 1986 (Dana # Changed)
Help on Locality: Locality: Decembrist pegmatite field, Olenik River Basin, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Olenite Say OLENITE
Help on Synonym: Synonym: ICSD 89900
  Olenite - (61.3.1.7)
  PDF 39-336
  Tourmaline
 

Olenite Image

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  Olenite

Comments: Colorless, boron-rich crystal of Olenite in quartz.
Location: Koralpe, Styria, Austria. Scale: Crystal size 3 cm.
© Andreas Ertl / Institut für Mineralogie und Kristallographie

Olenite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.44842
Help on Cell Dimensions: Cell Dimensions: a = 15.802, c = 7.086, Z = 3; V = 1,532.34 Den(Calc)= 3.13
Help on Crystal System: Crystal System: Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.551(1), 3.43(0.8), 3.95(0.7),
 

Physical Properties of Olenite

Help on Cleavage: Cleavage: None
Help on Color: Color: Light pink.
Help on Density: Density: 3.01
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 7 - Quartz
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: white
 

Optical Properties of Olenite

Help on Dichroism (e): Dichroism (e): pinkish yellow.
Help on Dichroism (w): Dichroism (w): bright pink.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.025 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.014 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2059,KPDmeas= 0.2141,KC= 0.2089
Ncalc = 1.63 - 1.65
Help on Optical Data: Optical Data: Uniaxial (-), e=1.635, w=1.654, bire=0.0190.
 

Calculated Properties of Olenite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.09 gm/cc
note: Specific Gravity of Olenite =3.13 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEOlenite = 1.49 barns/electron
U=PEOlenite x rElectron Density= 4.59 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Olenite is Not Radioactive
 

Olenite Classification

Help on  Dana Class: Dana Class: 61.03d.01.07 (61)Cyclosilicate Six-Membered Rings
  (61.03d)with borate groups (Lithian Tourmaline Subgroup)
  (61.03d.01)Elbaite Subgroup
 
61.03d.01.07 Olenite! NaAl3Al6(BO3)3(Si6O18)(O,OH)4 R 3m 3m
 
61.03d.01.08 Elbaite! Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 R 3m 3m
Help on  Strunz Class: Strunz Class: 09.CK.05 09 - SILICATES (Germanates)
  09.C - Cyclosilicates
  09.CK -[Si6O18]12- 6-membered single rings, with insular complex anions
 
09.CK.05 Chromdravite! NaMg3(Cr,Fe)6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Feruvite! (Ca,Na)(Fe,Mg,Ti)3(Al,Mg,Fe)6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Dravite NaMg3Al6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Buergerite! NaFe3Al6(BO3)3Si6O21F R 3m 3m
 
09.CK.05 Foitite! []Na<0.5(Fe,Al)3Al6Si6O18(BO3)3(OH)4 R 3m 3m
 
09.CK.05 Liddicoatite! Ca(Li,Al)3Al6(BO3)3Si6O18(O,OH,F)4 R 3m 3m
 
09.CK.05 Elbaite Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Rossmanite! []LiAl2Al6(Si6O18)(BO3)3(OH)4 R 3m 3m
 
09.CK.05 Olenite! NaAl3Al6(BO3)3(Si6O18)(O,OH)4 R 3m 3m
 
09.CK.05 Povondraite! (Na,K)(Fe,Fe)3(Fe,Mg,Al)6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Schorl NaFe3Al6(BO3)3Si6O18(OH)4 R 3m 3m
 
09.CK.05 Uvite (Ca,Na)(Mg,Fe)3Al5Mg(BO3)3Si6O18(OH,F)4 R 3m 3m
 
09.CK.05 Vanadiumdravite! NaMg3V6(Si6O18)(BO3)3(OH)4 R 3m 3m
 
09.CK.05 Magnesiofoitite! [](Mg2Al)Al6(Si6O18)(BO3)3(OH)4 R 3m 3m
 
09.CK.05 Hydroxyuvite! CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH) R 3m 3m
 
09.CK.05 Schorl-(F)! NaFe3Al6Si6O18)(BO3)3(OH)3(F,OH) R 3m 3m
 

Other Olenite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.73,p441,1988) OPTIC PROP.(Am.Min.,Vol.73,p441,1988)
Help on See Also: See Also: Links to other databases for Olenite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Print or Cut-and-Paste your Olenite Specimen Label here :

Olenite

NaAl3Al6(BO3)3(Si6O18)(O,OH)4
Dana No: 61.03d.01.07 Strunz No: 09.CK.05
Locality:

 

Notes:

 

 
   
 


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