About Sellaite
Magnesium fluoride, typically colorless or white. It's associated with clarity and purification, helping to clear mental fog.
Primary Hues
Colorless, White, sometimes Violet or Greenish, forms prismatic or pyramidal crystals
Geological & Scientific Details
Sellaite is classified as a halide mineral mineral which typically crystallizes in the tetragonal system. Its chemical formula is MgF2. Common crystal habits include prismatic crystals; fibrous, radial, spherulitic.
Key Geological Properties:
- Mineral Category: Halide mineral
- Chemical Formula: MgF2
- IMA Symbol: Sel[1]
- Crystal System: Tetragonal
- Predominant Geological Color: Colorless to white
- Crystal Habit: Prismatic crystals; fibrous, radial, spherulitic
- Twinning: On {011}
- Cleavage: Perfect on {010} and {110}
- Luster: Vitreous
- Diaphaneity: Transparent