Turquoise
CuAl₆(PO₄)₄(OH)₈·4H₂O
Opaque, blue-to-green mineral
Properties
- Chemical formula
- CuAl₆(PO₄)₄(OH)₈·4H₂O
- Group
- Oxides
- Crystal system
- Triclinic
- Hardness (Mohs)
- —
- Color
- Blue
- Luster
- —
- Streak
- —
- Density
- —
- Cleavage
- —
- Fracture
- —
- Tenacity
- —
- Crystal habit
- —
- Transparency
- —
- Space group
- triclinic-pedial
- Fluorescence
- —
- Magnetism
- —
- Radioactivity
- —
- Refractive index
- —
- Optical character
- —
- Birefringence
- —
- Pleochroism
- —
- Strunz classification
- 8.DD.15
- Dana classification
- 42.9.3.1
- IMA status
- Approved mineral and/or valid name (A)
- IMA symbol
- Tqu
- Locality
- —
- Type locality
- —
- Discovery year
- —
Etymology
Named after Turkey
Source: Wikidata
