volborthite
Sign in to saveVolborthite is a mineral containing copper and vanadium, with the formula Cu3V2O7(OH)2·2H2O. Found originally in 1838 in the Urals, it was first named knaufite but was later changed to volborthite for Alexander von Volborth (1800–1876), a Russian paleontologist.
Key facts
- Mineral.name
- Volborthite
- Mineral.image
- Volborthite-65625.jpg
- Mineral.imagesize
- 260px
- Mineral.caption
- Neon green crystals of volborthite are nestled in a vug in the matrix
- Mineral.category
- Polyvanadate minerals
- Mineral.formula
- Cu3V2O7(OH)2·2H2O
- Mineral.IMAsymbol
- Vbo
- Mineral.strunz
- 8.FD.05
- Mineral.dana
- 40.03.10.01
- Mineral.system
- Monoclinic
- Mineral.class
- Prismatic (2/m) (same H-M symbol)
- Mineral.symmetry
- C2/m
- Mineral.unit cell
- a = 10.610(2) Å, b = 5.866(1) Å c = 7.208(1) Å; β = 95.04(2)°; Z = 2
- Mineral.color
- Olive-green, yellow-green; green to yellow-green in transmitted light
- Mineral.habit
- Aggregates of scaly crystals, rosettes
- Mineral.cleavage
- Perfect
- Mineral.luster
- Vitreous, waxy, greasy, pearly
- Mineral.streak
- light green
via Wikipedia infobox
Wikidata facts
- Named after
- Alexander von Volborth
- Image
- Volborthite-291898.jpg
Show 7 more facts
- Nickel-Strunz 9th edition (updated 2009)
- 8.FD.05
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 8.FD.05
- Commons category
- Volborthite
- crystal system
- monoclinic crystal system
- IMA Mineral Symbol
- Vbo
- chemical formula
- Cu₃V₂O₇(OH)₂·2H₂O
- Strunz 8th edition (series ID, updated)
- VII/C.03
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
2 sectionsContents
- Occurrence
- References
Volborthite is a mineral containing copper and vanadium, with the formula Cu3V2O7(OH)2·2H2O. Found originally in 1838 in the Urals, it was first named knaufite but was later changed to volborthite for Alexander von Volborth (1800–1876), a Russian paleontologist.
Tangeite (synonym: calciovolborthite), CaCuVO4(OH), is closely related.
Excerpted from Wikipedia’s “volborthite” article, available under the CC BY-SA 4.0 licence.