Help|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery


This page is currently not sponsored. Click here to sponsor this page.
CuFe4(SO4)6(OH)2 · 20H2O
Yellow-orange, ...
2½ - 3
Member of:
In allusion to the composition as the copper dominant (CUPRO) member of the COPIAPITE group.

Classification of Cuprocopiapite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"

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

10 : Miscellaneous URL:
Please feel free to link to this page.

Type Occurrence of Cuprocopiapite

Place of Conservation of Type Material:
Harvard University, Boston Ma, USA 99048, 99060
Year of Discovery:

Occurrences of Cuprocopiapite

Geological Setting:
Mineral is formed by the reaction of copper sulfate solutions and copiapite in arid environments.

Physical Properties of Cuprocopiapite

Yellow-orange, greenish-yellow
Hardness (Mohs):
2½ - 3
Perfect on {010}
Imperfect on {101}
2.23 g/cm3 (Measured)    2.26 g/cm3 (Calculated)

Crystallography of Cuprocopiapite

Crystal System:
Class (H-M):
1 - Pinacoidal
Space Group:
Cell Parameters:
a = 7.34Å, b = 18.19Å, c = 7.28Å
α = 93.88°, β = 101.5°, γ = 99.38°
a:b:c = 0.404 : 1 : 0.4
Fine-grained lumpy aggregates.

Optical Data of Cuprocopiapite

Biaxial (+)
RI values:
nα = 1.558 nβ = 1.575 nγ = 1.620
Calculated: 63°
Max Birefringence:
δ = 0.062
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Strong r > v
Shades of green

Chemical Properties of Cuprocopiapite

CuFe4(SO4)6(OH)2 · 20H2O
All elements listed in formula:
Empirical Formula:
CuFe43+(SO4)6(OH)2 · 20H2O

Relationship of Cuprocopiapite to other Species

Member of:
Other Members of Group:
AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
CalciocopiapiteCaFe4(SO4)6(OH)2 · 10H2O
CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
FerricopiapiteFe5(SO4)6O(OH) · 20H2O
MagnesiocopiapiteMgFe43+(SO4)6(OH)2 · 20H2O
ZincocopiapiteZnFe43+(SO4)6(OH)2 · 18H2O
7.DB.05AubertiteCuAl(SO4)2Cl · 14H2O
7.DB.05Magnesioaubertite(Mg,Cu)Al(SO4)2Cl · 14H2O
7.DB.05Svyazhinite(Mg,Mn2+,Ca)(Al,Fe3+)(SO4)2F · 14H2O
7.DB.10KhademiteAl(SO4)F · 5H2O
7.DB.10RostiteAl(SO4)(OH) · 5H2O
7.DB.15JurbaniteAl(SO4)(OH) · 5H2O
7.DB.20Minasragrite(V4+O)(SO4) · 5H2O
7.DB.20Orthominasragrite(V4+O)(SO4) · 5H2O
7.DB.20Anorthominasragrite(V4+O)(SO4) · 5H2O
7.DB.25Bobjonesite(V4+O)(SO4) · 3H2O
7.DB.30AmarantiteFe23+(SO4)2O · 7H2O
7.DB.30HohmanniteFe23+(SO4)2O · 8H2O
7.DB.30MetahohmanniteFe23+(SO4)2O · 4H2O
7.DB.35AluminocopiapiteAl2/3Fe43+(SO4)6(OH)2 · 20H2O
7.DB.35CalciocopiapiteCaFe4(SO4)6(OH)2 · 10H2O
7.DB.35CopiapiteFe2+Fe43+(SO4)6(OH)2 · 20H2O
7.DB.35FerricopiapiteFe5(SO4)6O(OH) · 20H2O
7.DB.35MagnesiocopiapiteMgFe43+(SO4)6(OH)2 · 20H2O
7.DB.35ZincocopiapiteZnFe43+(SO4)6(OH)2 · 18H2O

Other Names for Cuprocopiapite

Name in Other Languages:
Simplified Chinese:铜叶绿矾

Other Information

Other Information:
Soluble in water.
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 Cuprocopiapite

Reference List:
Bandy (1938) American Mineralogist: 23: 737-739.

Palache, C., Peacock and Berry (1946) University of Toronto Stud., Geol. Series, no. 50: 9.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 623.

Internet Links for Cuprocopiapite

Localities for Cuprocopiapite

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.
  • New South Wales
    • Bathurst Co.
Jim Sharpe, coll.
  • South Australia
    • Olary Province
      • Mingary
        • Pine Creek - Mutooroo area
  • Antofagasta Region
    • Antofagasta Province
    • El Loa Province
      • Calama
        • Cerritos Bayos
Kampf, A.R.; Mills, S.J.; Housley, R.M.; Williams, P.A.; Dini, M. (2012): Alcaparrosaite, K3Ti4+Fe3+(SO4)4O(H2O)2, a new hydrophobic Ti4+ sulfate from Alcaparrosa, Chile. Mineralogical Magazine 76, 851-861.
        • Chuquicamata District
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 625; Canadian Mineralogist (1985): 23: 53.
  • Xinjiang Autonomous Region
    • Hami Prefecture (Kumul Prefecture; Qumul Prefecture)
      • Hami Co. (Kumul Co.; Qumul Co.)
Yingxia Xu, Kezhang Qin, Kuishou Ding, Yu Miao, Tonghui Fang, Xingwang Xu, and He Sun (2007): Mineral Deposits 26(1), 58-69
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
            • Hilarion area
Wendel, W. (2000): Lavrion-News 2000. Lapis 25 (10), 45-47.
  • Aveiro District
    • Albergaria-a-Velha
      • Branca
Marques de Sá, J. & Leal Gomes, C. (2010): Les mines de cuivre et nickel de Palhal et Telhadela, Albergaria-a-Velha, Aveiro, Portugal. Le Règne Minéral, 92, 36-47.
  • Arizona
    • Cochise Co.
      • Mule Mts
        • Warren District
          • Bisbee
            • Calumet and Arizona group of claims (Calumet and Arizona Mining Company group of claims)
Grant, Raymond W., Richard A. Bideaux & Sidney A. Williams (2006), Minerals Added to the Arizona List 1995 to 2005: 3.
    • Yavapai Co.
      • Black Hills (Black Hill Range)
        • Verde District
          • Jerome
Lausen, C. (1928): Hydrous sulphates formed under fumerolic conditions at the United Verde Mine. American Mineralogist 13, 203-229.
  • California
    • Amador Co.
      • Pardee District
        • Sunnybrook
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 273, 274.
Mineral and/or Locality is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © and the Hudson Institute of Mineralogy 1993-2015, except where stated. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: November 25, 2015 06:27:23 Page generated: November 23, 2015 06:54:53