Kasatkinite

Ba2Ca8B5Si8O32(OH)3 · 6H2O
IMA status
  • Approved
IMA symbol
Ksk
IMA approved
2011
Also known as
  • IMA2011-045
  • Kasatkiniet

Where it forms, where it's found

Type locality
Bazhenovskoye deposit
  1. Asbest
  2. Sverdlovsk Oblast
  3. Russia

57.0833°, 61.5000°

1recorded occurrences
Source · OpenStreetMap

Crystallography

Crystal system
Monoclinic
Cell parameters
a = 5.74(2) Å · b = 7.234(8) Å · c = 20.81(2) Å
Cell angles
β = 90.70(12) °
Ratio a:b:c
1 : 1.260 : 3.625
Comment

Space group P21/c, P2/c or Pc

Chemical composition

Constituent elements
Mass composition breakdown
ElementAtoms At. mass g/mol Mass g/molMass share
8OOxygenOxygen4115.999655.959
42.45%
20CaCalciumCalcium840.078320.624
20.75%
56BaBariumBarium2137.327274.654
17.78%
14SiSiliconSilicon828.085224.680
14.54%
5BBoronBoron510.81054.050
3.50%
1HHydrogenHydrogen151.00815.120
0.98%
Total1545.087100.00%

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

From IMA formula

Synonyms

  • IMA2011-045
  • Kasatkiniet

In other languages

German
IMA 2011-045 · Kasatkinit
Italian
kasatkinite

Classification

Strunz
10th ed.

9.HA.40

  • 9SilicatesClass
  • 9.HUnclassified silicatesDivision
  • 9.HAWith Alkali and Alkali-earth ElementsGroup
  • 9.HA.40KasatkiniteSpecies

Literature, links & citation

Citations
  1. 2011Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2011) New minerals and nomenclature modifications approved in 2011, CNMNC Newsletter No. 10. Mineralogical Magazine, 75 (5) 2549-2561 doi:10.1180/minmag.2011.075.5.2549 DOI: 10.1180/minmag.2011.075.5.2549
  2. 2013(2013) Kasatkinite. Handbook of Mineralogy. Mineralogical Society of America
  3. 2013Pekov, I. V., Chukanov, N. V., Filinchuk, Ya. E., Zadov, A. E., Kononkova, N. N., Epanchintsev, S. G., Kaden, P., Kutzer, A., Göttlicher, J. (2013) Kasatkinite, Ba2Ca8B5Si8O32(OH)3 · 6H2O6, a new mineral from the Bazhenovskoe deposit, the Central Urals, Russia. Geology of Ore Deposits, 55 (7) 558-566 doi:10.1134/s1075701513070118DOI: 10.1134/s1075701513070118
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Kasatkinite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/kasatkinite-42837},
  note      = {Accessed 2026-05-11}
}