Cervantite
Sb3+Sb5+O4IMA symbol: Cvnredefined
Cervantite is an oxide or hydroxide mineral with the formula Sb3+Sb5+O4, crystallizing in the orthorhombic system. It has typically white or yellow in color, a calculated density of 6.636 g/cm3.
Photos
Crystallography
| Crystal system | orthorhombic crystal systemWikidata (CC0) |
|---|---|
| Space group | P n a 21 |
| Cell (Å, °) | a = 5.434, b = 4.8091, c = 11.779; α = 90, β = 90, γ = 90 |
| Cell volume | 307.816 ų, Z = 8 |
| Axial ratios | 1.1299:1:2.4493calculated from COD 9012516 |
| Source structure | COD 9012516 (Inorganic Chemistry, 1988) — 1 of 5 structures |
Powder X-ray diffraction (calculated)
| d (Å) | 3.072 | 3.444 | 2.945 | 1.724 | 1.863 | 2.405 |
|---|---|---|---|---|---|---|
| I/I₀ | 100 | 32.1 | 28.6 | 20.4 | 16.8 | 11.6 |
xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9012516; idealized occupancies, no preferred orientation.
Physical properties
| Density (calculated) | 6.636 g/cm³calculated from COD 9012516 |
|---|---|
| Color | white, yellowFord, Dana's Textbook of Mineralogy, 3rd ed. (1922) |
Classification
| Nickel-Strunz (10th) | 4.DE.30Wikidata (CC0) |
|---|---|
| Nickel-Strunz (9th) | 4.DE.30Wikidata (CC0) |
| Dana (8th) | 4.4.16.1Wikidata (CC0) |