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Osakaite

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Formula:
Zn4(SO4)(OH)6 · 5H2O
Crystal System:
Triclinic
Name:
named for type locality
Known as a synthetic compound (Bear, 1986).
Partial dehydration may result in lahnsteinite.

Related to namuwite.
Compare also Unnamed (Basic Zinc Sulphate Hydrate).


Hide all sections | Show all sections

Classification of OsakaiteHide

Approved
Approval Year:
2006
7.DE.40

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
E : With only medium-sized cations; unclassified
31.4.7.2

31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
4 : (AB)4(XO4)Zq·xH2O

Chemical Properties of OsakaiteHide

Formula:
Zn4(SO4)(OH)6 · 5H2O
IMA Formula:
Zn4SO4(OH)6 · 5H2O

Crystallography of OsakaiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 8.358 Å, b = 8.337 Å, c = 11.027 Å
α = 94.97°, β = 83.16°, γ = 119.6°
Ratio:
a:b:c = 1.003 : 1 : 1.323
Unit Cell V:
662.99 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
10.96 (100)
5.47 (16)
3.642 (17)
3.229 (8)
2.717 (21)
2.663 (8)
2.562 (9)
1.574 (18)

Type Occurrence of OsakaiteHide

Geological Setting of Type Material:
Oxide zone of hydrothermal vein cutting shale at abandoned zinc mine.

Synonyms of OsakaiteHide

Other Language Names for OsakaiteHide

Japanese:大阪石
Simplified Chinese:大阪石

Related Minerals - Nickel-Strunz GroupingHide

7.DE.05MangazeiteAl2(SO4)(OH)4 · 3H2OTric.
7.DE.10CarbonatecyanotrichiteCu4Al2(CO3,SO4)(OH)12 · 2H2OOrth.
7.DE.10CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2OOrth.
7.DE.10UKI-1975-(SO:AlCu)(Cu, Al, SO4, H2O)
7.DE.15SchwertmanniteFe3+16(OH,SO4)12-13O16 · 10-12H2OTet.
7.DE.20TlalociteCu10Zn6(Te6+O4)2(Te4+O3)(OH)25Cl · 27H2OOrth.
7.DE.25UtahiteCu5Zn3(TeO4)4(OH)8 · 7H2OTric.
7.DE.35CoquanditeSb6+xO8+x(SO4)(OH)x(H2O)1- x (x = 0.3)Tric. 1 : P1
7.DE.45WilcoxiteMgAl(SO4)2F · 17H2OTric. 1 : P1
7.DE.50Stanleyite(V4+O)(SO4) · 6H2OOrth.
7.DE.55McalpineiteCu3(Te6+O6)Iso. m3 (2/m 3) : Ia3
7.DE.60HydrobasaluminiteAl4(SO4)(OH)10 · 12-36H2OMon.
7.DE.62VolaschioiteFe4(SO4)O2(OH)6 · 2H2OMon. 2/m : B2/m
7.DE.65ZaheriteAl12(SO4)5(OH)26 · 20H2OTric.
7.DE.70LautenthalitePbCu4(SO4)2(OH)6 · 3H2OMon. 2/m : P21/b
7.DE.75CamérolaiteCu6Al3(OH)18(H2O)2[Sb(OH)6](SO4)Tric. 1 : P1

Related Minerals - Dana Grouping (8th Ed.)Hide

31.4.7.1NamuwiteZn4(SO4)(OH)6 · 4H2OTrig. 3 : P3

Other InformationHide

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 OsakaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bear, I.J., Grey, I.E., Madsen, I.C., Newnham, I.E., Rogers, L.J. (1986): Structures of the basic zinc sulfates 3Zn(OH)2•ZnSO4•mH2O, m = 3 and 5. Acta Crystallographica, B42, 32-39.
Ohnishi, M., Kusachi, I., Kobayashi, S. (2007): Osakaite, Zn4SO4(OH)6•5H2O, a new mineral species from the Hirao mine, Osaka, Japan. Canadian Mineralogist, 45, 1511-1517.

Internet Links for OsakaiteHide

Localities for OsakaiteHide

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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • New South Wales
    • Yancowinna Co.
      • Broken Hill
Elliott, P. (2010). Crystal Chemistry of Cadmium Oxysalt and associated Minerals from Broken Hill, New South Wales (Doctoral dissertation, The University of Adelaide).
Greece
 
  • Attikí Prefecture (Attica; Attika)
Lapis, 33 (2008), #4, 8 ("pers. comm. U. Kolitsch, NHM Vienna").
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
            • Hilarion area
Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German).
Kolitsch, U., Rieck, B., Brandstätter, F., Schreiber, F., Fabritz, K. H., Blaß, G. & Gröbner, J. (2014): Neufunde aus dem altem Bergbau und den Schlacken von Lavrion (I). Mineralien-Welt 25 (1), 60-75 (in German).
Italy
 
  • Veneto
    • Vicenza Province
      • Torrebelvicino
        • Mercanti Valley
Orlandi, P. (2013): Schulenbergite, minohlite, namuwite e osakaite nelle associazioni supergeniche del distretto minerario Schio-Recoaro (Vicenza). Micro, 11, 2-9.
        • Monte Naro
          • Monte Naro - Riolo Valley side
            • Contrada Trentini
Orlandi, P. (2013): Schulenbergite, minohlite, namuwite e osakaite nelle associazioni supergeniche del distretto minerario Schio-Recoaro (Vicenza). Micro, 11, 2-9.
Japan (TL)
 
  • Honshu Island
    • Kinki Region
      • Osaka Prefecture
        • Minoh (Minoo)
          • Onsen-cho
Ohnishi, M., Kusachi, I., Kobayashi, S. (2007): Osakaite, Zn4SO4(OH)6•5H2O, a new mineral species from the Hirao mine, Osaka, Japan. Canadian Mineralogist, 45, 1511-1517.
USA
 
  • California
    • Inyo Co.
      • Inyo Mts (Inyo Range)
        • Malpais Mesa
Kampf, A. R., Mills, S. J., & Nash, B. P. (2016). PREPUBLICATION: Pauladamsite, Cu4 (SeO3)(SO4)(OH) 4· 2H2O, a new mineral from the Santa Rosa mine, Darwin district, California, USA. Mineralogical Magazine.
Mineral and/or Locality  
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