Siudaite
Na₈(Mn²⁺₂Na)Ca₆(Fe³⁺Mn²⁺)₃Zr₃NbSi₂₄(Si,☐,Ti)O₇₄(OH)₂Cl·5H₂O
Eudialyte mineral group
Properties
- Chemical formula
- Na₈(Mn²⁺₂Na)Ca₆(Fe³⁺Mn²⁺)₃Zr₃NbSi₂₄(Si,☐,Ti)O₇₄(OH)₂Cl·5H₂O
- Group
- Oxides
- Crystal system
- —
- Hardness (Mohs)
- —
- Color
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- Luster
- —
- Streak
- —
- Density
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- Cleavage
- —
- Fracture
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- Tenacity
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- Crystal habit
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- Transparency
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- Space group
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- Fluorescence
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- Magnetism
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- Radioactivity
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- Refractive index
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- Optical character
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- Birefringence
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- Pleochroism
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- Strunz classification
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- Dana classification
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- IMA status
- Approved mineral and/or valid name (A)
- IMA symbol
- Siu
- Locality
- 🇷🇺 Mount Eveslogchorr
- Type locality
- —
- Discovery year
- —
Etymology
Named after Rafał Siuda
Source: Wikidata
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