Fernandinite
(Ca,Na,K)₀.₉(V⁵⁺,V⁴⁺,Fe²⁺,Ti)₈O₂₀·4H₂O
Vanadium oxide mineral
Properties
- Chemical formula
- (Ca,Na,K)₀.₉(V⁵⁺,V⁴⁺,Fe²⁺,Ti)₈O₂₀·4H₂O
- Group
- Oxides
- Crystal system
- Monoclinic
- Hardness (Mohs)
- —
- Color
- —
- Luster
- —
- Streak
- —
- Density
- —
- Cleavage
- —
- Fracture
- —
- Tenacity
- —
- Crystal habit
- —
- Transparency
- —
- Space group
- —
- Fluorescence
- —
- Magnetism
- —
- Radioactivity
- —
- Refractive index
- —
- Optical character
- —
- Birefringence
- —
- Pleochroism
- —
- Strunz classification
- 4.HE.20
- Dana classification
- 47.3.2.3
- IMA status
- Redefined mineral (Rd)
- IMA symbol
- Frn
- Locality
- —
- Type locality
- —
- Discovery year
- —
Source: Wikidata
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