Hodgesmithite

(Cu,Zn)6Zn(SO4)2(OH)10 · 3H2O
IMA status
  • Approved
IMA symbol
Hdg
IMA approved
2016
Also known as
  • Hodgesmithiet
  • IMA2015-112

Where it forms, where it's found

Type locality
Block 14 opencut
  1. Broken Hill
  2. Broken Hill district
  3. Yancowinna Co.
  4. New South Wales
  5. Australia

-31.9591°, 141.4751°

2recorded occurrences
Source · OpenStreetMap

Crystallography

Crystal system
Trigonal
Space group
#75
Cell parameters
a = 8.190(1) Å · c = 7.099(1) Å
Crystal structure

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
30ZnZincZinc765.380457.660
36.46%
29CuCopperCopper663.546381.276
30.38%
8OOxygenOxygen2115.999335.979
26.77%
16SSulfurSulfur232.06064.120
5.11%
1HHydrogenHydrogen161.00816.128
1.28%
Total1255.163100.00%

Mass share = atoms × atomic mass ÷ molar mass × 100

From IMA formula

Synonyms

  • Hodgesmithiet
  • IMA2015-112

In other languages

German
Hodgesmithit · IMA 2015-112

Classification

Strunz
10th ed.

7.DD.45

  • 7SulfatesClass
  • 7.DSulfates (selenates, etc.) with additional anions, with H2ODivision
  • 7.DDWith only medium-sized cations; sheets of edge-sharing octahedraGroup
  • 7.DD.45HodgesmithiteSpecies

Group, growth & confusion

In the same group
11 members

Literature, links & citation

Citations
  1. 2016Hålenius, U., Hatert, F., Pasero, M., Mills, S.J. (2016) New minerals and nomenclature modifications approved in 2016, CNMNC Newsletter no 30. Mineralogical Magazine, 80 (2) 407-413 doi:10.1180/minmag.2016.080.081DOI: 10.1180/minmag.2016.080.081
  2. 2019Elliott, Peter (2019) Hodgesmithite, (Cu,Zn)6Zn(SO4)2(OH)10·3H2O, a new copper zinc sulfate mineral with a unique, decorated, interrupted-sheet structure. Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials, 75 (6). 1069-1075 doi:10.1107/s205252061901343xDOI: 10.1107/s205252061901343x
  3. 2022(2022) Hodgesmithite. Handbook of Mineralogy. Mineralogical Society of America
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Hodgesmithite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/hodgesmithite-47602},
  note      = {Accessed 2026-05-11}
}