Hydroxyuvite Mineral Data (original) (raw)

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

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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 PyramidalH-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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Ask about Hydroxyuvite here :
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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: