Fornacite
CuPb₂(CrO₄)(AsO₄)(OH)
Chromate-arsenate mineral
Properties
- Chemical formula
- CuPb₂(CrO₄)(AsO₄)(OH)
- Group
- Phosphates
- Crystal system
- Monoclinic
- Hardness (Mohs)
- 2,5
- Color
- Green
- Luster
- —
- Streak
- Olive
- Density
- 6,27 g/cm³
- Cleavage
- —
- Fracture
- —
- Tenacity
- —
- Crystal habit
- —
- Transparency
- —
- Space group
- P2₁/n
- Fluorescence
- —
- Magnetism
- —
- Radioactivity
- —
- Refractive index
- —
- Optical character
- —
- Birefringence
- —
- Pleochroism
- —
- Strunz classification
- 7.FC.10
- Dana classification
- 43.4.3.2
- IMA status
- Grandfathered mineral (G)
- IMA symbol
- For
- Locality
- 🇨🇬 Reneville
- Type locality
- —
- Discovery year
- —
Etymology
Named after Lucien Fourneau
Source: Wikidata
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