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Hentschelite

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Formula:
CuFe23+(PO4)2(OH)2
System:
Monoclinic
Hardness:
Member of:
This page provides mineralogical data about Hentschelite.


Classification of Hentschelite

Approved
Approval Year:
1985
8.BB.40

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
41.10.1.3

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : (AB)3(XO4)2Zq
19.2.11

19 : Phosphates
2 : Phosphates of Cu

Physical Properties of Hentschelite

Hardness (Mohs):

Optical Data of Hentschelite

Type:
Biaxial (+)
RI values:
nα = 1.843 nβ = 1.848 nγ = 1.945
2V:
Measured: 60° to 70°, Calculated: 28°
Max Birefringence:
δ = 0.102
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
relatively strong

Chemical Properties of Hentschelite

Formula:
CuFe23+(PO4)2(OH)2
Elements listed in formula:
Common Impurities:
Al,As

Crystallography of Hentschelite

Crystal System:
Monoclinic
Cell Parameters:
a = 6.98 Å, b = 7.78 Å, c = 7.26 Å
β = 117.68°
Ratio:
a:b:c = 0.897 : 1 : 0.933
Unit Cell Volume:
V 349.13 ų (Calculated from Unit Cell)

Type Occurrence of Hentschelite

Relationship of Hentschelite to other Species

Member of:
Other Members of Group:
BarbosaliteFe2+Fe23+(PO4)2(OH)2
Lazulite(Mg,Fe2+)Al2(PO4)2(OH)2
ScorzaliteFe2+Al2(PO4)2(OH)2
WilhelmkleiniteZnFe23+(AsO4)2(OH)2
8.BB.XArsenowagneriteMg2(AsO4)F
8.BB.05AmblygoniteLiAl(PO4)F
8.BB.05MontebrasiteLiAl(PO4)(OH)
8.BB.05TavoriteLiFe3+(PO4)(OH)
8.BB.10Triplite(Mn2+,Fe2+)2(PO4)(F,OH)
8.BB.10Zwieselite(Fe2+,Mn2+)2(PO4)F
8.BB.15SarkiniteMn22+(AsO4)(OH)
8.BB.15Triploidite(Mn2+,Fe2+)2(PO4)(OH)
8.BB.15Wagnerite(Mg,Fe2+)2(PO4)F
8.BB.15Wolfeite(Fe2+,Mn2+)2(PO4)(OH)
8.BB.15Stanĕkite(Mn2+,Fe2+,Mg)Fe3+(PO4)O
8.BB.15JoosteiteMn2+(Mn3+,Fe3+)(PO4)O
8.BB.15HydroxylwagneriteMg2(PO4)(OH)
8.BB.20HoltedahliteMg2(PO4)(OH)
8.BB.20Satterlyite(Fe2+,Mg,Fe)12(PO4)5(PO3OH)(OH,O)6
8.BB.25AlthausiteMg4(PO4)2(OH,O)(F,☐)
8.BB.30AdamiteZn2(AsO4)(OH)
8.BB.30EveiteMn22+(AsO4)(OH)
8.BB.30LibetheniteCu2(PO4)(OH)
8.BB.30OliveniteCu2(AsO4)(OH)
8.BB.30ZincolibetheniteCuZn(PO4)(OH)
8.BB.30ZincoliveniteCuZn(AsO4)(OH)
8.BB.30AuriacusiteFe3+Cu2+(AsO4)O
8.BB.35ParadamiteZn2(AsO4)(OH)
8.BB.35TarbuttiteZn2(PO4)(OH)
8.BB.40BarbosaliteFe2+Fe23+(PO4)2(OH)2
8.BB.40Lazulite(Mg,Fe2+)Al2(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)2(VO4)(OH)
8.BB.55Phosphoellenbergerite(Mg,◻)2Mg12(PO4,PO3OH)6(PO3OH,CO3)2(OH)6
8.BB.60UrusoviteCuAl(AsO4)O
8.BB.65TheoparacelsiteCu3(As2O7)(OH)2
8.BB.70TuraniteCu5(VO4)2(OH)4
8.BB.75StoiberiteCu5(VO4)2O2
8.BB.80FingeriteCu11(VO4)6O2
8.BB.85AverieviteCu6(VO4)2O2Cl2
8.BB.90LipscombiteFe2+Fe23+(PO4)2(OH)2
8.BB.90RichelliteCaFe23+(PO4)2(OH,F)2
8.BB.90ZinclipscombiteZnFe23+(PO4)2(OH)2
19.2.1LibetheniteCu2(PO4)(OH)
19.2.2CornetiteCu3(PO4)(OH)3
19.2.3ReichenbachiteCu5(PO4)2(OH)4
19.2.4LudjibaiteCu5(PO4)2(OH)4
19.2.5PseudomalachiteCu5(PO4)2(OH)4
19.2.6NissoniteCu2Mg2(PO4)2(OH)2 · 5H2O
19.2.7ZapataliteCu3Al4(PO4)3(OH)9 · 4H2O
19.2.8TurquoiseCu(Al,Fe3+)6(PO4)4(OH)8 · 4H2O
19.2.9SieleckiiteCu3Al4(PO4)2(OH)12 · 2H2O
19.2.10PlaneriteAl6(PO4)2(HPO4)2(OH)8 · 4 H2O
19.2.13ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
19.2.14Phosphofibrite(H2O,K)3.5Fe8(PO4)6(OH)7 · 5H2O

Other Names for Hentschelite

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 Hentschelite

Reference List:
Sieber, N.H.W., Tillmanns, E. and Medenbach, O. (1987) Hentschelite, CuFe2(PO4)2(OH)2, a new member of the lazulite group, and reichenbachite, Cu5(PO4)2(OH)4, a polymorph of pseudomalachite, two new copper phosphate minerals from Reichenbach, Germany. American Mineralogist 72, 404-408.

Sieber, N.H.W., Tillmanns, E. and Hofmeister, W. (1987) Structure of hentschelite, CuFe2(PO4)2(OH)2, a new member of the lazulite group. Acta Crystallographica: C43, 1855-1857.

Internet Links for Hentschelite

mindat.org URL:
https://www.mindat.org/min-1869.html
Please feel free to link to this page.

Localities for Hentschelite

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.
Argentina
 
  • Córdoba
    • Punilla Department
Kampf, A.R., F. Colombo, W.B. Simmons Jr., A. Falster, J.W. Nizamoff (2010): Galliskiite, Ca4Al2(PO4)2F8 x 5H2O, a new mineral from the Gigante granitic pegmatite, Cordoba province, Argentina. American Mineralogist. 95, 392-96
      • Tanti
Dina, H. (1993). Hentschelita en Cerro Blanco, Tanti, Córdoba. Informacion Tecnologica, 48(3-4), 277-282.
Rocks & Min. (2007) 82:234; Demartin F, Gay H D, Gramaccioli C M, Pilati T (1997) Benyacarite, a new titanium-bearing phosphate mineral species from Cerro Blanco, Argentina. The Canadian Mineralogist 35, 707-712
Australia
 
  • Queensland
    • Cloncurry Shire
      • Cloncurry
  • South Australia
    • Flinders Ranges
      • South Flinders Ranges
        • Wilmington
Mineralogical Magazine 63, 735-741
Brazil
 
  • Minas Gerais
    • Iron Quadrangle
      • Igarapé
        • Itatiaiuçu hills
Luiz Alberto Dias Menezes,Fo.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Horní Slavkov (Schlaggenwald)
        • Krásno (Schönfeld)
Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A., Skoda, R. & Beran, P. (2006): Supergene minerals at the Huber stock and Schnöd stock deposits, Krásno ore District, the Slavkovský les area, Czech Republic. Journal of the Czech Geological Society 51, 57-101.
France
 
  • Auvergne-Rhône-Alpes
    • Allier
      • Ébreuil
        • Échassières
Mario Mebus collection (SXRD-analysed by Uwe Kolitsch)
Uwe Kolitsch (SXRD + SEM-EDS); to be published
  • Nouvelle-Aquitaine
    • Haute-Vienne
      • Bessines-sur-Gartempe
http://perso.wanadoo.fr/jeldemine/listes%20mineraux.html
Germany
 
  • Hesse
    • Odenwald
      • Lautertal (Odenwald)
        • Gadernheim
No reference listed
        • Raidelbach
          • Katzenstein
Sieber et al.: Amer. Min. 72, 404-408 (1987)
        • Reichenbach
          • Hohenstein
Lapis 25(2), 13-30 (2000)
No reference listed
Lapis, 12 (10), 23-32+58.
Poland
 
  • Świętokrzyskie
    • Świętokrzyskie Mts (Holy Cross Mts)
      • Kielce District
        • Chęciny
Bzowska, G., Karwowski, Ł., Juzaszek, A. (2003): New phosphate and arsenate minerals from Miedzianka near Chęciny (Holy Cross Mts). Mineralogical Society of Poland - Special Papers, Vol. 23
Portugal
 
  • Guarda District
    • Sabugal
      • Bendada
Schnorrer-Köhler (1991), Mineral Occurrences.
UK
 
  • England
    • Cornwall
      • Liskeard District
        • Linkinhorne
          • Minions
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
      • St Austell District
        • Treverbyn
          • Stenalees
Elton, N. J. (1998): Barbosalite, frondelite and other phosphates from Gunheath China Clay Pit, St Austell, Cornwall, England. Journal of the Russell Society 7, 15-18.
USA
 
  • Nevada
    • Humboldt Co.
      • Iron Point District
        • Valmy
Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada
Mineral and/or Locality  
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