Thallium-bearing Carnotite

Radioactivity

Chemical composition

Constituent elements: Mass composition breakdown
Element Atoms At. mass g/mol Mass g/mol Mass share
92UUranium Uranium 2 238.029 476.058
36.31%
81TlThallium Thallium 2 204.380 408.760
31.18%
8OOxygen Oxygen 15 15.999 239.985
18.31%
23VVanadium Vanadium 2 50.942 101.884
7.77%
19KPotassium Potassium 2 39.098 78.196
5.97%
1HHydrogen Hydrogen 6 1.008 6.048
0.46%
Total 1310.931 100.00%
Mass share = atoms × atomic mass ÷ molar mass × 100
From Mindat formula

Mass composition breakdown
Element	Atoms	At. mass g/mol	Mass g/mol	Mass share
92UUranium	Uranium	2	238.029	476.058	36.31%
81TlThallium	Thallium	2	204.380	408.760	31.18%
8OOxygen	Oxygen	15	15.999	239.985	18.31%
23VVanadium	Vanadium	2	50.942	101.884	7.77%
19KPotassium	Potassium	2	39.098	78.196	5.97%
1HHydrogen	Hydrogen	6	1.008	6.048	0.46%
	Total	1310.931	100.00%

Synonyms

Thallian Carnotite

Literature, links & citation

Citations

1972Smyslova I.G. (1972) On thallium variety of carnotite, - Zapiski VMO, v.101, N1, pp. 87-90 (in Russ.)
1989Cherkasov A.Yu., Belova L.N., Lyubomilova G.V., Kartashova L.F. (1989) Carnotite concretions from low-paleozoic carboniferous-silicious cherts, - Izvestiya AN SSSR, ser. Geol., N12, pp.126-129 (in Russ.)
1995Sidorenko G.A., Naumova I.S., Valueva A.A., Skvortsova K.V. (1995) On thallian carnotite and isomorphism within vanadates of uranyl, - Miner. Zhurnal, v.17, N2, pp. 67-72 (in Russ.).

Cite this entry

@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Thallium-bearing Carnotite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/thallium-bearing-carnotite-32379},
  note      = {Accessed 2026-05-11}
}