Rickturnerite

Pb7O4[Mg(OH)4](OH)Cl3
IMA status
  • Approved
IMA symbol
Rtn
Discovered
2005
IMA approved
2010
Also known as
  • IMA2010-034
  • Rickturneriet

Where it forms, where it's found

Type locality
Torr Works Quarry
  1. Cranmore
  2. Mendip
  3. Somerset
  4. England
  5. UK

51.1998°, -2.4379°

3recorded occurrences
Source · OpenStreetMap

Safety & handling

Physical

Colour
white to pale green

Crystallography

Crystal system
Orthorhombic
Space group
#71
Cell parameters
a = 25.879(3) Å · b = 5.8024(6) Å · c = 22.717(2) Å
Ratio a:b:c
1 : 0.224 : 0.878
Crystal structure

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
82PbLeadLead7207.2001450.400
83.83%
8OOxygenOxygen915.999143.991
8.32%
17ClChlorineChlorine335.450106.350
6.15%
12MgMagnesiumMagnesium124.30524.305
1.41%
1HHydrogenHydrogen51.0085.040
0.29%
Total1730.086100.00%

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

From IMA formula

Synonyms

  • IMA2010-034
  • Rickturneriet

In other languages

German
IMA 2010-034 · Rickturnerit
Italian
rickturnerite

Classification

Strunz
10th ed.

3.DB

  • 3HalidesClass
  • 3.DOxyhalides, hydroxyhalides and related double halidesDivision
  • 3.DBWith Pb, Cu, etc.Group
  • 3.DBRickturneriteSpecies
Dana
8th ed.

10.06.17

  • 10Oxyhalides and HydroxyhalidesClass
  • 10.06AmBn(O,OH)pXqType
  • 10.06.17— unnamed intermediate level —Group
  • 10.06.17RickturneriteSpecies

Literature, links & citation

Citations
  1. 2010Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2010) New minerals and nomenclature modifications approved in 2010, CNMNC Newsletter No 5. Mineralogical Magazine, 74 (5) 859-862 doi:10.1180/s0026461x00056887 DOI: 10.1180/s0026461x00056887
  2. 2012Rumsey, M. S., Krivovichev, S. V., Siidra, O. I., Kirk, C. A., Stanley, C. J., Spratt, J. (2012) Rickturnerite, Pb7O4[Mg(OH)4](OH)Cl3, a complex new lead oxychloride mineral. Mineralogical Magazine, 76 (1) 59-73 doi:10.1180/minmag.2012.076.1.59 DOI: 10.1180/minmag.2012.076.1.59
  3. 2015(2015) Rickturnerite. Handbook of Mineralogy. Mineralogical Society of America
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Rickturnerite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/rickturnerite-40290},
  note      = {Accessed 2026-05-11}
}