erionite
Sign in to saveAlso known as erionite-(metal) zeolite series, erionite series, erionite subgroup
minerale
Key facts
- Mineral.name
- Erionite
- Mineral.category
- Tectosilicate minerals
- Mineral.group
- Zeolite group
- Mineral.image
- Erionite-348877.jpg
- Mineral.imagesize
- 260px
- Mineral.IMAsymbol
- Eri
- Mineral.system
- Hexagonal
- Mineral.class
- Dihexagonal dipyramidal (6mmm) H-M symbol: (6/m 2/m 2/m)
- Mineral.symmetry
- P63/mmc (no. 194)
- Mineral.color
- White, Green, Gray, Orange
- Mineral.habit
- Acicular - Occurs as needle-like crystals (asbestosform).
- Mineral.cleavage
- [010] Distinct
- Mineral.fracture
- Splintery
- Mineral.mohs
- 3.5-4
- Mineral.luster
- Vitreous - silky
- Mineral.opticalprop
- Uniaxial (-)
- Mineral.refractive
- nω = 1.4711, nε = 1.474
- Mineral.birefringence
- δ = 0.0191
via Wikipedia infobox