Clinobisvanite Mineral Data

General Clinobisvanite Information

Chemical Formula:

BiVO4

Composition:

Molecular Weight = 323.92 gm

Vanadium 15.73 % V 28.07 % V₂O₅

Bismuth 64.52 % Bi 71.93 % Bi₂O₃

Oxygen 19.76 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Bi(VO₄)

Environment:

Accessory mineral in pegmatites, as an oxidization product of other bismuth minerals.

IMA Status:

Approved IMA 1974

Locality:

Yinnietharra Station, Western Australia. Link to MinDat.org Location Data.

Name Origin:

Named for the mineral�s monoclinic crystal system, and BISmuth and VANadium in its composition.

Synonym:

ICSD 31549

PDF 14-688

Clinobisvanite Image

Images:

Clinobisvanite

Comments: Numerous yellow to yellowish-orange sub-mm crystals of clinobisvanite on matrix.
Location: Linka Mine, Lander County, Nevada, USA. Scale: 2.2 x 2.5 cm.
© John Veevaert

Images:

Clinobisvanite

Comments: Deep yellow platy crystals of clinobisvanite to less than 0.2mm.
Location: Linka mine, Lander Co., Nevada, USA. Scale: Picture size 0.5 cm.
© Tom Loomis / Dakota Matrix

Clinobisvanite Crystallography

Axial Ratios:

a:b:c =0.4439:1:0.4351

Cell Dimensions:

a = 5.195, b = 11.701, c = 5.092, Z = 4; beta = 89.62° V = 309.52 Den(Calc)= 6.95

Crystal System:

Monoclinic - Prismatic H-M Symbol (2/m) Space Group: I2/a

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.095(1), 3.082(0.95), 3.12(0.3),

Physical Properties of Clinobisvanite

Color:

Yellow, Orange.

Density:

6.95

Optical Properties of Clinobisvanite

Optical Data:

NCalc= 2.43 - from Gladstone-Dale relationship (KC = 0.2055) where Ncalc=Dcalc*KC+1
NCalc= 2.43 - from Gladstone-Dale relationship (KC = 0.2055) where Ncalc=Dmeas*KC+1

Calculated Properties of Clinobisvanite

Electron Density:

Bulk Density (Electron Density)=5.92 gm/cc
note: Specific Gravity of Clinobisvanite =6.95 gm/cc.

Fermion Index:

Fermion Index = 0.0004886448
Boson Index = 0.9995113552

Photoelectric:

PE_{Clinobisvanite}=1,221.91 barns/electron
U=PE_{Clinobisvanite} x rElectron Density=7,235.99 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Clinobisvanite is Not Radioactive

Clinobisvanite Classification

Dana Class:

38.04.07.01 (38)Anhydrous Phosphates, etc

(38.04)A+ XO4

(38.04.07)Dana Group

38.04.07.01 Clinobisvanite BiVO4 I2/a 2/m

Strunz Class:

08.AD.65 08 - PHOSPHATES, ARSENATES, VANADATES

08.A - Phosphates, etc. without additional anions, without H2O

08.AD -With only large cations

08.AD.65 Clinobisvanite BiVO4 I2/a 2/m

Other Clinobisvanite Information

References:

NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Clinobisvanite :
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

Search for Clinobisvanite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Clinobisvanite :

Ask about Clinobisvanite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espa�ol

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

Clinobisvanite

BiVO4
Dana No: 38.04.07.01 Strunz No: 08.AD.65
Locality:

Notes:

Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.