Tyuyamunite
Ca(UO₂)₂(VO₄)₂·5-8H₂O
Phosphates
Hardness —
· Orthorhombic
Photo: David Hospital · CC BY-SA 4.0
Wallkilldellite-(Fe)
(Ca,Cu)₄Fe²⁺₆(AsO₄,SiO₄)₄(OH,O)₈ * 18H₂O
Arsenate mineral
Properties
- Chemical formula
- (Ca,Cu)₄Fe²⁺₆(AsO₄,SiO₄)₄(OH,O)₈ * 18H₂O
- Group
- Phosphates
- Crystal system
- Hexagonal
- 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
- 8.DL.20
- Dana classification
- 42.4.12.2
- IMA status
- Approved mineral and/or valid name (A)
- IMA symbol
- Wlk-Fe
- Locality
- 🇫🇷 Roua mines
- Type locality
- —
- Discovery year
- —
Etymology
Named after iron
Source: Wikidata
For sale on the marketplace
View all →
No offers for Wallkilldellite-(Fe) at the moment. Browse the marketplace →
