Mineralpedia Details for Iowaite
Iowaite
- Formula
- Mg6Fe3+2(OH)16Cl2ยท4H2O
- Crystal System
- Trigonal
- Crystal Habit
- Platy
- Cleavage
- Perfect, None, None
- Luster
- Greasy (Oily)
- Color
- bluish green, greenish white, honey yellow
- Streak
- white
- Class
- Trigonal - Hexagonal Scalenohedral
- Hardness
- 1.5
- WebMineral
- View Iowaite
- Mindat
- View Iowaite
Iowaite from Palabora mine, Phalaborwa, Limpopo, South Africa
Exceptional green crystals with yellow outlines to 0.75mm scattered on matrix.
Click thumbnail images for larger view.
Iowaite from Kaznakhtinskiy ultrabasic massif, Terekta Ridge, Altai Mts., Russia
Deep dark purple foliated mass of this interesting and rare member of the hydrotalcite group. This is I belief the only purple occurence of Iowaite, colored purple by chromium.
Click thumbnail images for larger view.
