Gibbsite
Al(OH)₃
Oxides
Hardness —
· Monoclinic
Photo: Wikimedia Commons
Bixbyite-(Mn)
Mn³⁺₂O₃
Oxide mineral
Properties
- Chemical formula
- Mn³⁺₂O₃
- Group
- Oxides
- Crystal system
- Cubic
- Hardness (Mohs)
- —
- Color
- Black
- Luster
- —
- Streak
- Black
- Density
- —
- Cleavage
- —
- Fracture
- —
- Tenacity
- —
- Crystal habit
- —
- Transparency
- —
- Space group
- Ia-3
- Fluorescence
- —
- Magnetism
- —
- Radioactivity
- —
- Refractive index
- —
- Optical character
- —
- Birefringence
- —
- Pleochroism
- —
- Strunz classification
- 4.CB.10
- Dana classification
- —
- IMA status
- Redefined mineral (Rd)
- IMA symbol
- Bxb-Mn
- Locality
- —
- Type locality
- —
- Discovery year
- —
Etymology
Named after Maynard Bixby
Source: Wikidata
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