|
Surface area and dissolution rates for pyrite samples after preparing material using the dry and wet sieving technique. |
||||
| Dry Sieving Preparation 63 – 75 μm |
Wet Sieving Preparation 45 – 75 μm |
|||
|
|
||||
| Sample ID |
Initial Dissolution Rate μg of Fe/min |
Surface Area m2/g |
Initial Dissolution Rate μg of Fe/min |
Surface Area m2/g |
|
|
||||
| HY-001 |
34.1 |
1.9 |
3.8 |
0.22 |
| HY-002 |
na |
na |
na |
na |
| SED-001 |
70.4 |
0.90 |
21.1 |
2.8 |
| SED-002 |
82.3 |
0.20 |
23.4 |
5.4 |
| SED-003 |
81.8 |
3.1 |
0.02 |
0.42 |
|
Initial dissolution rates were from the dissolved iron concentration at 60 minutes. Based on measurements of black carbon and alumina standard materials, the estimated maximum error for surface area measurements is ± 0.6 m2/g. | ||||
Wolfe et al. Geochemical Transactions 2007 8:9 doi:10.1186/1467-4866-8-9 |
||||