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Dachiardite-Ca
- Formula
- Ca2(Si20Al4)O48ยท13H2O
- Crystal System
- Monoclinic
- Crystal Habit
- Prismatic, Twinning Common, Pseudo Octohedral
- Cleavage
- Perfect, Perfect, None
- Luster
- Vitreous - Silky
- Color
- white, pink, orange red
- Streak
- white
- Class
- Monoclinic - Prismatic
- Fracture
- Conchoidal - Uneven
- Hardness
- 4-4.5
- WebMineral
- View Dachiardite-Ca
- Mindat
- View Dachiardite-Ca
Dachiardite-Ca from Cape Lookout quarry, Tillamook Co., Oregon, United States
A murky white hemispherical cluster 5mm across composed of hundreds of pointed crystal. It shares a vug with snow white Mordenite-Na.
Click thumbnail images for larger view.