Phlogopite
KMg₃(Si₃Al)O₁₀(OH)₂
True mica, phyllosilicate mineral
Properties
- Chemical formula
- KMg₃(Si₃Al)O₁₀(OH)₂
- Group
- Silicates
- Crystal system
- Monoclinic
- Hardness (Mohs)
- 2,5
- Color
- Brown
- Luster
- —
- Streak
- White
- Density
- 2,815 g/cm³
- Cleavage
- —
- Fracture
- —
- Tenacity
- —
- Crystal habit
- —
- Transparency
- —
- Space group
- C2/m
- Fluorescence
- —
- Magnetism
- —
- Radioactivity
- —
- Refractive index
- —
- Optical character
- —
- Birefringence
- —
- Pleochroism
- —
- Strunz classification
- 9.EC.20
- Dana classification
- —
- IMA status
- Grandfathered mineral (G)
- IMA symbol
- Phl
- Locality
- —
- Type locality
- —
- Discovery year
- —
Etymology
Named after fiery red
Source: Wikidata
For sale on the marketplace
View all →
No offers for Phlogopite at the moment. Browse the marketplace →