Mineralpedia Details for Vauxite
Vauxite
Named to honor George Vaux Jr., nephew of mineral collector William S. Vaux and himself a mineral collector and lawyer from Pennsylvania, USA. Vauxite is an alteration mineral derived from apatite and found in only two localities, the Siglo XX mine in Bolivia and the National Limestone Co. quarry in Pennsylvania.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/vauxite.pdf
- Formula
- Fe2+Al2(PO4)2(OH)2ยท6H2O
- Crystal System
- Triclinic
- Crystal Habit
- Tabular, Radial, Aggregates
- Cleavage
- None, None, None
- Luster
- Vitreous (Glassy)
- Color
- sky blue, dark blue
- Streak
- white
- Class
- Triclinic - Pinacoidal
- Fracture
- Brittle
- Hardness
- 3.5
- WebMineral
- View Vauxite
- Mindat
- View Vauxite
Vauxite from Huanuni mine, Dalance Prov., Oruro dept., Bolivia
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Vauxite from Llallagua, Bolivia
Dark blue plates of Vauxite. I use to see this stuff all the time. Not so any longer.
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Vauxite from Siglo Veinte mine, Llallagua, Bolivia
A blue thin plate of Vauxite with micro crystals less than 1mm.
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