Vanoxite

V6O13 · 8H2O (?)
IMA status
  • Approved
  • Grandfathered
  • Questionable
IMA symbol
Vnx
Discovered
1924
Also known as
  • Vanoxiet

Where it forms, where it's found

Type locality
Jo Dandy Mine
  1. Paradox Valley
  2. Montrose County
  3. Colorado
  4. USA

38.2297°, -108.7569°

16recorded occurrences
Source · OpenStreetMap

Physical

Transparency
Opaque
Colour
Black · dark brown in transmitted light (extremely thin sections).

Crystallography

Morphology

Microscopic crystals with a rhiombohedral section at times. Massive. As a cement in sandstone.

Type-locality form

Crystals rare, may have rhombic sections, minute; commonly massive.

Comment

Crystal Data: n.d. Point Group: n.d.; Space Group: n.d. Z = n.d.

Synonyms

  • Vanoxiet

In other languages

German
Vanoxit
Italian
Vanoxite

Classification

Strunz
10th ed.

4.HG.25

  • 4OxidesClass
  • 4.HV[5,6] VanadatesDivision
  • 4.HGUnclassified V oxidesGroup
  • 4.HG.25VanoxiteSpecies
Dana
8th ed.

47.04.06.01

  • 47Vanadium OxysaltsClass
  • 47.04Vanadium BronzesType
  • 47.04.06— unnamed intermediate level —Group
  • 47.04.06.01VanoxiteSpecies
CIM

7.12.9

  • 7Oxides and HydroxidesClass
  • 7.12Oxides of V, Nb and TaGroup
  • 7.12.9VanoxiteSpecies

Group, growth & confusion

Often grow together
1 mineral

Literature, links & citation

Citations
  1. 1924Hess, F.L. (1924) New and known minerals from the Utah-Colorado carnotite region. Vanoxite, a new vanadium mineral. U.S. Geological Survey Bulletin 750-D, 63-67.
  2. 1925Foshag, W.F. (1925) New minerals: new species. American Mineralogist, 10, 39-41.
  3. 1944Palache, Charles, Berman, Harry, Frondel, Clifford (1944) The System of Mineralogy (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.
  4. 2005(2005) Vanoxite. Handbook of Mineralogy. Mineralogical Society of America
Cite this entry
@misc{mineral2026,
  author    = {Mineral Index editorial board},
  title     = {Vanoxite — Mineral Index},
  year      = {2026},
  url       = {https://mineralindex.org/minerals/vanoxite-4149},
  note      = {Accessed 2026-05-11}
}