Chlorargyrite
AgClIMA symbol: Cagapproved
Chlorargyrite is a halide mineral with the formula AgCl, crystallizing in the cubic system. It has a Mohs hardness of 2.5, a calculated density of 5.58 g/cm3. Its streak is white.
Photos




Crystallography
| Crystal system | cubic crystal systemWikidata (CC0) |
|---|---|
| Space group | F m -3 m |
| Cell (Å, °) | a = 5.5463, b = 5.5463, c = 5.5463; α = 90, β = 90, γ = 90 |
| Cell volume | 170.612 ų, Z = 4 |
| Axial ratios | 1.0000:1:1.0000calculated from COD 9011666 |
| Source structure | COD 9011666 (Physical Review B, 1999) — 1 of 7 structures |
Powder X-ray diffraction (calculated)
| d (Å) | 2.773 | 1.961 | 3.202 | 1.24 | 1.672 | 1.601 |
|---|---|---|---|---|---|---|
| I/I₀ | 100 | 68.7 | 50.9 | 28.4 | 23.6 | 22.8 |
xrd-v1: CuKa1 1.5406A, 2theta 5-90, top10, Imax=100, no DW/PO. Computed from COD 9011666; idealized occupancies, no preferred orientation.
Physical properties
| Density (calculated) | 5.58 g/cm³calculated from COD 9011666 |
|---|---|
| Hardness (Mohs) | 2.5single sourceWikidata (CC0) |
| Streak | whitesingle sourceWikidata (CC0) |
Chemistry (calculated)
| Molecular weight | 143.32 g/molcalculated from the IMA formula |
|---|---|
| Composition (wt%) | Ag 75.26%, Cl 24.74% |
Classification
| Nickel-Strunz (10th) | 3.AA.15Wikidata (CC0) |
|---|---|
| Nickel-Strunz (9th) | 3.AA.15Wikidata (CC0) |