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Zincocopiapite

A valid IMA mineral species - grandfathered
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About ZincocopiapiteHide

Formula:
ZnFe3+4(SO4)6(OH)2 · 18H2O
Colour:
Yellowish green, canary yellow
Lustre:
Vitreous
Hardness:
2
Specific Gravity:
2.181
Crystal System:
Triclinic
Member of:
Name:
Named as the zinc end-member of the Copiapite Group

Unique IdentifiersHide

Mindat ID:
4413
Long-form identifier:
mindat:1:1:4413:0
GUID
(UUID V4):
c7f115d5-788f-4fa8-944f-c7f3321ee1ec

IMA Classification of ZincocopiapiteHide

Classification of ZincocopiapiteHide

7.DB.35

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
B : With only medium-sized cations; insular octahedra and finite units
31.10.5.6

31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
10 : Miscellaneous

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
ZcpiIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of ZincocopiapiteHide

Vitreous
Transparency:
Transparent, Translucent
Colour:
Yellowish green, canary yellow
Hardness:
Cleavage:
Perfect
{010}
Density:
2.181 g/cm3 (Measured)    2.15 g/cm3 (Calculated)

Optical Data of ZincocopiapiteHide

Type:
Biaxial (+)
RI values:
nα = 1.532 - 1.534 nβ = 1.540 - 1.554 nγ = 1.586 - 1.592
2V:
Calculated: 44° to 78°
Max Birefringence:
δ = 0.054 - 0.058
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Low
Pleochroism:
Strong
Comments:
X = yellow; Y = colorless; Z = deep canary-yellow

Chemistry of ZincocopiapiteHide

Mindat Formula:
ZnFe3+4(SO4)6(OH)2 · 18H2O

Crystallography of ZincocopiapiteHide

Crystal System:
Triclinic
Class (H-M):
1 - Pinacoidal
Space Group:
P1
Cell Parameters:
a = 7.355(5) Å, b = 18.40(12) Å, c = 7.28 Å
α = 94.8(10)°, β = 102.2(6)°, γ = 98.93(40)°
Ratio:
a:b:c = 0.4 : 1 : 0.396
Unit Cell V:
944.35 ų (Calculated from Unit Cell)
Z:
1

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
18.2 Å(100)
9.06 Å(90)
6.06 Å(50)
3.568 Å(50)
6.55 Å(30)
5.20 Å(30)
4.87 Å(25)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 3b: Earth’s earliest hydrosphere>4.45
14 : Hot springs, geysers, and other subaerial geothermal minerals
Stage 7: Great Oxidation Event<2.4
47a : [Near-surface hydration of prior minerals]

Type Occurrence of ZincocopiapiteHide

Associated Minerals at Type Locality:
Reference:
Tu Kwang-chih, Li Hsi-lin, Hsieh Hsen-deh, and Yin Shu-sen (1964) Zincobotryogen and zincocopiapite, two new varieties of sulfate minerals. Acta Geologica Sinica 44(1), 99-101

Other Language Names for ZincocopiapiteHide

Relationship of Zincocopiapite to other SpeciesHide

Member of:
Other Members of this group:
AluminocopiapiteAl2/3Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
CalciocopiapiteCaFe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
CopiapiteFe2+Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
CuprocopiapiteCu2+Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
FerricopiapiteFe3+0.67Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
MagnesiocopiapiteMgFe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Zincocopiapite associated with ZincovoltaiteK2Zn5Fe3+3Al(SO4)12 · 18H2O
1 photo of Zincocopiapite associated with CoquimbiteAlFe3(SO4)6(H2O)12 · 6H2O

Related Minerals - Strunz-mindat GroupingHide

7.DB.05AubertiteCuAl(SO4)2Cl · 14H2OTric. 1 : P1
7.DB.05Magnesioaubertite(Mg,Cu)Al(SO4)2Cl · 14H2OTric. 1 : P1
7.DB.05Svyazhinite(Mg,Mn2+,Ca)(Al,Fe3+)(SO4)2F · 14H2OTric.
7.DB.10KhademiteAl(SO4)F · 5H2OOrth. mmm (2/m 2/m 2/m)
7.DB.10RostiteAl(SO4)(OH) · 5H2OOrth. mmm (2/m 2/m 2/m)
7.DB.15JurbaniteAl(SO4)(OH) · 5H2OMon. 2/m
7.DB.20Minasragrite(V4+O)(SO4) · 5H2OMon. 2/m : P21/b
7.DB.20Orthominasragrite(V4+O)(SO4) · 5H2OOrth. mm2 : Pmn21
7.DB.20Anorthominasragrite(V4+O)(SO4) · 5H2OTric. 1 : P1
7.DB.25Bobjonesite(V4+O)(SO4) · 3H2OMon. 2/m
7.DB.27KarpoviteTl2VO(SO4)2(H2O)Mon. 2 : P21
7.DB.30AmarantiteFe3+2(SO4)2O · 7H2OTric. 1 : P1
7.DB.30HohmanniteFe3+2(SO4)2O · 8H2OTric. 1 : P1
7.DB.30MetahohmanniteFe3+2(SO4)2O · 4H2OTric. 1 : P1
7.DB.35AluminocopiapiteAl2/3Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
7.DB.35CalciocopiapiteCaFe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
7.DB.35CopiapiteFe2+Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
7.DB.35CuprocopiapiteCu2+Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
7.DB.35FerricopiapiteFe3+0.67Fe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1
7.DB.35MagnesiocopiapiteMgFe3+4(SO4)6(OH)2 · 20H2OTric. 1 : P1

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.

Internet Links for ZincocopiapiteHide

References for ZincocopiapiteHide

Localities for ZincocopiapiteHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Canada
 
  • Nunavut
    • Qikiqtaaluk Region
      • Baffin Island
        • Nanisivik
Gait et al. (1990)
China (TL)
 
  • Qinghai
    • Haixi Mongol and Tibetan Autonomous Prefecture
      • Da Qaidam (Dachaidan Co.)
        • Xitieshan
Guangzhi Tu et al. (1964)
Germany
 
  • Lower Saxony
    • Goslar District
      • Goslar
        • Rammelsberg
Collection Elmar Lackner +3 other references
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion mining district
          • Plaka
            • Plaka Mines
Branko Rieck collection
Hungary
 
  • Heves County
    • Gyöngyös District
      • Mátraszentimre
collector: Gábor Koller +1 other reference
Slovakia
 
  • Banská Bystrica Region
Ďuďa R. et al. (1993)
Spain
 
  • Andalusia
    • Almería
      • Cuevas del Almanzora
        • Sierra Almagrera
Calvo Rebollar et al. (2022)
Switzerland
 
  • Valais
    • Martigny
      • Mont Chemin mining district
Perroud et al. (1987)
USA
 
  • Arizona
    • Cochise County
      • Bisbee
        • Higgins Mine
Grant et al. (2005)
  • Colorado
    • Gilpin County
      • Nevada Gulch
Eckel et al. (1997)
    • Saguache County
      • Bonanza Mining District (Kerber Creek Mining District; Blake Mining District)
Eckel et al. (1997)
 
and/or  
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