Mineralogy Database

Joosteite Mineral Data

Search Webmineral :

General Joosteite Information

Help on Chemical  Formula: Chemical Formula: (Mn++,Mn+++,Fe+++)2(PO4)O
Help on Composition: Composition: Molecular Weight = 166.00 gm
   Manganese   29.79 %  Mn
   Iron         3.36 %  Fe
   Phosphorus  18.66 %  P
   Oxygen      48.19 %  O
              100.00 % 
Help on Empirical Formula: Empirical Formula: Mn2+0.6Mn3+0.3Fe3+0.1(PO4)O
Help on Environment: Environment: Formed by the alteration of oxidized sicklerite. Isostructural with stanekite-Mabc. Triplite/triploidite groups
Help on IMA Status: IMA Status: Approved IMA 2005 (Dana # Added)
Help on Locality: Locality: Helikon II pegmatite, Karibib, Namibia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Mrs. Charlotte Jooste, Karibib, Namibia, for her support of pegmatite research in Central Namibia.
Help on Synonym: Synonym: IMA2005-013

Joosteite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.8548:1:1.5297
Help on Cell Dimensions: Cell Dimensions: a = 11.888, b = 6.409, c = 9.804, Z = 8; beta = 106.17° V = 717.42 Den(Calc)= 3.07
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: I2/a
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.819(1), 3.077(0.8), 3.209(0.6),1.495(0.5), 1.787(0.5), 2.082(0.5), 2.184(0.4), 3.6(0.4),

Calculated Properties of Joosteite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.96 gm/cc
note: Specific Gravity of Joosteite =3.07 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.000944545
Boson Index = 0.999055455
Help on Photoelectric: Photoelectric: PEJoosteite = 9.60 barns/electron
U=PEJoosteite x rElectron Density= 28.45 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Joosteite is Not Radioactive

Joosteite Classification

Help on  Dana Class: Dana Class: (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
  (41.06)where (A)2 (XO4) Zq
  (41.06.03)Wolfeite Group Wolfeite (Fe,Mn)2(PO4)(OH) P 21/a 2/m Triploidite (Mn,Fe)2(PO4)(OH) P 21/a 2/m Sarkinite Mn2(AsO4)(OH) P 21/a 2/m Stanekite! Fe(Mn,Fe,Mg)(PO4)O P 21/a 2/m Joosteite! (Mn,Mn,Fe)2(PO4)O I2/a 2/m
Help on  Strunz Class: Strunz Class: 08.BB.15 08 - PHOSPHATES, ARSENATES, VANADATES
  08.B - Phosphates, etc. with Additional Anions, without H2O
  08.BB -With only medium-sized cations, (OH, etc.):RO4 � 1:1
08.BB.15 Sarkinite Mn2(AsO4)(OH) P 21/a 2/m
08.BB.15 Stanekite! Fe(Mn,Fe,Mg)(PO4)O P 21/a 2/m
08.BB.15 Triploidite (Mn,Fe)2(PO4)(OH) P 21/a 2/m
08.BB.15 Wagnerite (Mg,Fe)2(PO4)F P 21/a 2/m
08.BB.15 Wolfeite (Fe,Mn)2(PO4)(OH) P 21/a 2/m
08.BB.15 Joosteite! (Mn,Mn,Fe)2(PO4)O I2/a 2/m

Other Joosteite Information

Help on References: References: NAME( AmMin, v93:1945) PHYS. PROP.(AmMin, v93:1945) OPTIC PROP.(AmMin, v93:1945)
Help on See Also: See Also: Links to other databases for Joosteite :
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

Search for Joosteite using:

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

Visit our Advertisers for Joosteite :

Ask about Joosteite 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 Joosteite Specimen Label here :


Dana No: Strunz No: 08.BB.15





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