Odanielite Mineral Data

Advertisment

General Odanielite Information

Chemical Formula:

Na(Zn,Mg)3H2(AsO4)3

Composition:

Molecular Weight = 607.12 gm

Sodium 3.79 % Na 5.10 % Na₂O

Magnesium 3.00 % Mg 4.98 % MgO

Zinc 24.23 % Zn 30.16 % ZnO

Arsenic 37.02 % As 56.79 % As₂O₅

Hydrogen 0.33 % H 2.97 % H₂O

Oxygen 31.62 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

NaZn_2.25Mg_0.75H₂(AsO₄)₃

Environment:

Secondary mineral in the oxidized zone of a dolostone-hosted hydrothermal polymetallic ore deposit.

IMA Status:

Approved IMA 1980

Locality:

Tsumeb, Namibia. Link to MinDat.org Location Data.

Name Origin:

Named for Herbert O’Daniel (1903-1977), Professor of Mineralogy, University of Munich, Munich, Germany, and Editor of Neues Jahrbuch fur Mineralogie.

Name Pronunciation:

Odanielite

Synonym:

O'danielite

Search for Odanielite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Odanielite Crystallography

Axial Ratios:

a:b:c =0.9734:1:0.5458

Cell Dimensions:

a = 12.11, b = 12.44, c = 6.79, Z = 4; beta = 112.87° V = 942.49 Den(Calc)= 4.28

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/c

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

By Intensity(I/I_o): 3.26(1), 6.22(1), 2.78(0.8),

Physical Properties of Odanielite

Color:

Violet.

Hardness:

3 - Calcite

Optical Properties of Odanielite

Gladstone-Dale:

CI calc= -0.046 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1773,KC= 0.1694
Ncalc = 1.73

Optical Data:

Biaxial (+), a=1.745, b=1.753, g=1.778, bire=0.0330, 2V(Calc)=60, 2V(Meas)=60.

Calculated Properties of Odanielite

Electron Density:

Bulk Density (Electron Density)=4.01 gm/cc
note: Specific Gravity of Odanielite =4.28 gm/cc.

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_Odanielite= 38.07 barns/electron
U=PE_Odanielite x rElectron Density= 152.70 barns/cc.

Radioactivity:

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

Odanielite Classification

Dana Class:

38.02.03.07 (38)Anhydrous Phosphates, etc

(38.02)(A+ B++)5 (XO4)3

(38.02.03)Alluaudite-Wyllieite Group (Alluaudite Subgroup)

38.02.03.01 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 2₁/a 2/m

38.02.03.02 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 2₁/a 2/m

38.02.03.03 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m

38.02.03.04 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 2₁/a 2/m

38.02.03.05 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m

38.02.03.06 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m

38.02.03.07 Odanielite Na(Zn,Mg)3H2(AsO4)3 C 2/c 2/m

38.02.03.08 Johillerite Na(Mg,Zn)3Cu(AsO4)3 I2/c 2/m

38.02.03.09 Nickenichite Na0,8Ca0,4(Mg,Fe,Al)3Cu0,4(AsO4)3 C 2/c 2/m

38.02.03.10 Yazganite! NaFe2(Mg,Mn)(AsO4)3•H2O C 2/c 2/m

38.02.03.11 IMA2008-054! NaCaMn2(PO4)[PO3(OH)]2 C 2/c 2/m

38.02.03.12 IMA2008-064! Na16Mn25Al8(PO4)30 Pc m

Strunz Class:

08.AC.10 08 - PHOSPHATES, ARSENATES, VANADATES

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

08.AC -With medium-sized and large cations

08.AC.10 Alluaudite NaCaFe(Mn,Fe,Fe,Mg)2(PO4)3 C 2/c 2/m

08.AC.10 Arseniopleite (Ca,Na)(Na,Pb)Mn(Mn,Mg,Fe)2(AsO4)3 I2/a 2/m

08.AC.10 Ferrohagendorfite* (Na,Ca)2Fe(Fe,Fe)2(PO4)3 I 2₁/a 2/m

08.AC.10 Caryinite (Na,Pb)(Ca,Na)(Ca,Mn)(Mn,Mg)2(AsO4)3 I2/c 2/m

08.AC.10 Hagendorfite NaCaMn(Fe,Fe,Mg)2(PO4)3 I 2₁/a 2/m

08.AC.10 Johillerite Na(Mg,Zn)3Cu(AsO4)3 I2/c 2/m

08.AC.10 Ferroalluaudite NaCaFe(Fe,Mn,Fe,Mg)2(PO4)3 C 2/a 2/m

08.AC.10 Odanielite Na(Zn,Mg)3H2(AsO4)3 C 2/c 2/m

08.AC.10 Maghagendorfite NaMgMn(Fe,Fe)2(PO4)3 I 2₁/a 2/m

08.AC.10 Nickenichite Na0,8Ca0,4(Mg,Fe,Al)3Cu0,4(AsO4)3 C 2/c 2/m

08.AC.10 Varulite NaCaMn(Mn,Fe,Fe)2(PO4)3 C 2/c 2/m

08.AC.10 Bradaczekite! NaCu4(AsO4)3 C 2/c 2/m

08.AC.10 Yazganite! NaFe2(Mg,Mn)(AsO4)3•H2O C 2/c 2/m

08.AC.10 IMA2008-054! NaCaMn2(PO4)[PO3(OH)]2 C 2/c 2/m

Other Odanielite Information

References:

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

See Also:

Links to other databases for Odanielite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - WWW-MINCRYST

Search for Odanielite using:

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

Visit our Advertisers for Odanielite :

Adam's Minerals Google Search for Odanielite
Dakota Matrix Minerals Google Search for Odanielite
John Betts Fine Minerals Search for Odanielite
McDougall Minerals Google Search for Odanielite
Rock and Mineral Shows Google Search for Odanielite
Tucson Mall Google Search for Odanielite
Weinrich Minerals, Inc. Google Search for Odanielite

Ask about Odanielite 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 Español

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

Odanielite

Na(Zn,Mg)3H2(AsO4)3
Dana No: 38.02.03.07 Strunz No: 08.AC.10
Locality:

Notes: