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Joosteite

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Formula:
Mn2+Mn3+O(PO4)
System:
Monoclinic
Colour:
grey with a brownish ...
Lustre:
Sub-Metallic
Hardness:
4
Member of:
Name:
Named for Mrs. Charlotte Jooste (1920-2009), Karibib, Namibia, for her support of pegmatite research in Central Namibia.
Wagnerite Group.
The Mn3+ analogue of stanĕkite.


Classification of Joosteite

Approved
Approval Year:
2005
8.BB.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
41.6.3.5

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq

Physical Properties of Joosteite

Sub-Metallic
Diaphaneity (Transparency):
Opaque
Comment:
weak
Colour:
grey with a brownish tinge, dark brown in thin section
Hardness (Mohs):
4
Tenacity:
Brittle
Cleavage:
None Observed
Density:
4.13 g/cm3 (Calculated)

Chemical Properties of Joosteite

IMA Formula:
Mn2+Mn3+O(PO4)
Elements listed in formula:

Crystallography of Joosteite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 11.888(2) Å, b = 6.409(1) Å, c = 9.804(2) Å
β = 106.17(3)°
Ratio:
a:b:c = 1.855 : 1 : 1.53
Unit Cell Volume:
V 717.3 ų
Z:
8
Twinning:
not observed
X-Ray Powder Diffraction Data:
d-spacingIntensity
2.819 (100)
3.077 (80)
3.209 (60)
2.082 (50)
1.787 (50)
1.495 (50)

Type Occurrence of Joosteite

General Appearance of Type Material:
irregular small aggregates up to 3mm in length
Place of Conservation of Type Material:
Universitat Stuttgart, Germany; Museum d'Histoire Naturelle de Toulouse, France, and the Department de Mineralogia y Petrologia, Universidad del Pais Vasco, Bilbao, Spain
Geological Setting of Type Material:
granitic rare element pegmatite

Relationship of Joosteite to other Species

Member of:
Other Members of Group:
ArsenowagneriteMg2(AsO4)F
HydroxylwagneriteMg2(PO4)(OH)
SarkiniteMn22+(AsO4)(OH)
Stanĕkite(Mn2+,Fe2+,Mg)Fe3+(PO4)O
Wagnerite(Mg,Fe2+)2(PO4)F
8.BB.XArsenowagneriteMg2AsO4F
8.BB.05AmblygoniteLiAlPO4F
8.BB.05MontebrasiteLiAlPO4(OH)
8.BB.05TavoriteLiFe3+PO4(OH)
8.BB.10Triplite(Mn2+,Fe2+)2PO4(F,OH)
8.BB.10ZwieseliteFe2+Mn2+PO4F
8.BB.15SarkiniteMn22+AsO4(OH)
8.BB.15TriploiditeMn22+(PO4)(OH)
8.BB.15WagneriteMg2PO4F
8.BB.15WolfeiteFe22+PO4(OH)
8.BB.15StanĕkiteFe3+Mn2+O(PO4)
8.BB.15HydroxylwagneriteMg2PO4(OH)
8.BB.20HoltedahliteMg12(PO3OH,CO3)(PO4)5(OH,O)6
8.BB.20Satterlyite(Fe2+,Mg,Fe3+)12(PO3OH)(PO4)5(OH,O)6
8.BB.25AlthausiteMg4(PO4)2(OH,O)(F,◻)
8.BB.30AdamiteZn2AsO4(OH)
8.BB.30EveiteMn22+AsO4(OH)
8.BB.30LibetheniteCu2PO4(OH)
8.BB.30OliveniteCu2AsO4(OH)
8.BB.30ZincolibetheniteCuZnPO4OH
8.BB.30ZincoliveniteCuZnAsO4(OH)
8.BB.30AuriacusiteFe3+Cu2+AsO4O
8.BB.35ParadamiteZn2AsO4(OH)
8.BB.35TarbuttiteZn2(PO4)(OH)
8.BB.40BarbosaliteFe2+Fe23+(PO4)2(OH)2
8.BB.40HentscheliteCuFe23+(PO4)2(OH)2
8.BB.40LazuliteMgAl2(PO4)2(OH)2
8.BB.40ScorzaliteFe2+Al2(PO4)2(OH)2
8.BB.40WilhelmkleiniteZnFe23+(AsO4)2(OH)2
8.BB.45TrolleiteAl4(PO4)3(OH)3
8.BB.50NamibiteCu(BiO)2VO4(OH)
8.BB.55Phosphoellenbergerite(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
8.BB.60UrusoviteCuAlO(AsO4)
8.BB.65TheoparacelsiteCu3(OH)2As2O7
8.BB.70TuraniteCu52+(VO4)2(OH)4
8.BB.75StoiberiteCu5O2(VO4)2
8.BB.80FingeriteCu11O2(VO4)6
8.BB.85AverieviteCu5O2(VO4)2 · CuCl2
8.BB.90LipscombiteFe2+Fe23+(PO4)2(OH)2
8.BB.90RichelliteCaFe23+(PO4)2(OH,F)2
8.BB.90ZinclipscombiteZnFe23+(PO4)2(OH)2

Other Names for Joosteite

Name in Other Languages:

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Joosteite

Reference List:
Keller, P, Fontan, F., Roldan, F. V., & P.de Parseval,:"Joosteite, Mn2+(Mn3+, Fe3+)(PO4)O: a new phosphate mineral from the Helikon II Mine, Karibib, Namibia" : Neues Jahrbuch für Mineralogie,Abhandlungen, 183(2), 197-201 (2007)

Internet Links for Joosteite

mindat.org URL:
https://www.mindat.org/min-27436.html
Please feel free to link to this page.

Localities for Joosteite

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Namibia (TL)
 
  • Erongo Region
    • Karibib District
      • Okongava Ost Farm 72
Keller, P., et al. (2007): NJMA 183,197-201(2007)
Poland
 
  • Lower Silesia (Dolnośląskie)
    • Dzierżoniów District
      • Piława Górna (Ober Peilau; Gnadenfrei)
        • DSS Piława Górna Quarry
Pieczka, A., Włodek, A., Gołębiowska, B., Szełęg, E., Szuszkiewicz, A., Ilnicki, S., Nejbert, K., Turniak, K. (2015): Phosphate-bearing pegmatites in the Góry Sowie Block and adjacent areas, Sudetes, SW Poland. 7th International Symposium on Granitic Pegmatites, PEG 2015 Książ, Poland. Abstracts: 77-78
Mineral and/or Locality  
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