Mineralogy Database

Hydroxyuvite Mineral Data

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General Hydroxyuvite Information

Help on Chemical  Formula: Chemical Formula: CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH)
Help on Composition: Composition: Molecular Weight = 973.16 gm
   Calcium     4.12 %  Ca    5.76 % CaO
   Magnesium   9.99 %  Mg   16.57 % MgO
   Aluminum   13.86 %  Al   26.19 % Al2O3
   Silicon    17.32 %  Si   37.04 % SiO2
   Boron       3.33 %  B    10.73 % B2O3
   Hydrogen    0.41 %  H     3.70 % H2O
   Oxygen     50.97 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaMg4Al5Si6O18(BO3)3(OH)4
Help on Environment: Environment: Tourmaline group; structure ulviite
Help on IMA Status: IMA Status: Proposed IMA 2000 (Dana # Added)
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the OH analog of uvite
Help on Synonym: Synonym: IMA2000-030
 

Hydroxyuvite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.45217
Help on Cell Dimensions: Cell Dimensions: a = 15.954, c = 7.214, Z = 3; V = 1,590.18 Den(Calc)= 3.05
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): 3.978(1), 2.582(0.9), 4.234(0.9),2.969(0.8), 3.491(0.7), 4.596(0.5), 4.981(0.5), 6.38(0.5),
 

Physical Properties of Hydroxyuvite

Help on Color: Color: Orange.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Luster: Luster: Vitreous (Glassy)
 

Optical Properties of Hydroxyuvite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.019 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2082,KC= 0.2122
Ncalc = 1.65
Help on Optical Data: Optical Data: Uniaxial (-), e=1.624, w=1.646, bire=0.0220.
 

Calculated Properties of Hydroxyuvite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.03 gm/cc
note: Specific Gravity of Hydroxyuvite =3.05 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEHydroxyuvite = 1.84 barns/electron
U=PEHydroxyuvite x rElectron Density= 5.59 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Hydroxyuvite is Not Radioactive
 

Hydroxyuvite Classification

Help on  Dana Class: Dana Class: 61.03b.01.05 (61)Cyclosilicate Six-Membered Rings
  (61.03b)with borate groups (Calcic Tourmaline Subgroup)
  (61.03b.01)Liddicoatite Subgroup
 
61.03b.01.02 Liddicoatite! Ca(Li,Al)3Al6(BO3)3Si6O18(O,OH,F)4 R 3m 3m
 
61.03b.01.03 Uvite! (Ca,Na)(Mg,Fe)3Al5Mg(BO3)3Si6O18(OH,F)4 R 3m 3m
 
61.03b.01.04 Feruvite! (Ca,Na)(Fe,Mg,Ti)3(Al,Mg,Fe)6(BO3)3Si6O18(OH)4 R 3m 3m
 
61.03b.01.05 Hydroxyuvite! CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH) 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 Hydroxyuvite Information

Help on See Also: See Also: Links to other databases for Hydroxyuvite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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

Hydroxyuvite

CaMg3(Al5Mg)(Si6O18)(BO3)3(OH)3(OH)
Dana No: 61.03b.01.05 Strunz No: 09.CK.05
Locality:

 

Notes:

 

 
   
 


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