Wavellite
| Colour | Green, Yellow |
|---|---|
| Mohs hardness | 3.5 - 4 |
| Lustre | Vitreous to resinous, pearly |
| Streak | White |
| Crystal system | Orthorhombic |
| Transparency | Translucent |
| Cleavage | [110] perfect, [101] good, [010] distinct |
| Fracture | Uneven to subconchoidal |
| Chemical formula | Al 3 (PO 4 ) 2 (OH,F) 3 ·5H 2 O |
| Specific gravity | 2.36 |
What is Wavellite?
Wavellite is an aluminium basic phosphate mineral with formula Al3(PO4)2(OH, F)3·5H2O. Distinct crystals are rare, and it normally occurs as translucent green radial or spherical clusters.
How to identify Wavellite
- Lustre: Vitreous to resinous, pearly.
- Hardness: Mohs 3.5 - 4 — soft; a knife will scratch it.
- Streak: White.
- Habit: Orthorhombic crystal system.
Wavellite in different forms
Stones often confused with Wavellite
Frequently asked questions
How hard is Wavellite?
Wavellite is Mohs 3.5 - 4 on the hardness scale.
What colour is Wavellite?
Wavellite is typically green, yellow (Green to yellowish-green and greenish blue and blue. and yellow, brown, white and colorless).