Abhurite
Sn2+21O6(OH)14Cl16IMA symbol: Abhapproved
Abhurite is a halide mineral with the formula Sn2+21O6(OH)14Cl16, crystallizing in the trigonal system. It has a Mohs hardness of 2, a calculated density of 4.418 g/cm3.
Photos
Crystallography
| Crystal system | trigonal crystal systemWikidata (CC0) |
|---|---|
| Space group | R 3 2 :H |
| Cell (Å, °) | a = 10.018, b = 10.018, c = 44.03; α = 90, β = 90, γ = 120 |
| Cell volume | 3826.85 ų, Z = 3 |
| Axial ratios | 1.0000:1:4.3951calculated from COD 9009804 |
| Source structure | COD 9009804 (Zeitschrift fur Naturforschung B, 1981) |
Powder X-ray diffraction (calculated)
| d (Å) | 2.533 | 2.892 | 4.137 | 2.817 | 3.407 | 3.243 |
|---|---|---|---|---|---|---|
| I/I₀ | 100 | 77.6 | 58.3 | 56.5 | 44.3 | 42.6 |
xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9009804; idealized occupancies, no preferred orientation.
Physical properties
| Density (calculated) | 4.418 g/cm³calculated from COD 9009804 |
|---|---|
| Hardness (Mohs) | 2single sourceWikidata (CC0) |
Classification
| Nickel-Strunz (10th) | 3.DA.30Wikidata (CC0) |
|---|---|
| Nickel-Strunz (9th) | 3.DA.30Wikidata (CC0) |
| Dana (8th) | 10.5.9.1Wikidata (CC0) |