Table 1.
Samples from flowing and dry acidic, ferric sulfate-rich streams. XRD data from47.
| Sample | Code | Mineralogy (wt %) or Biomass type | cm from W bank |
|---|---|---|---|
| Flowing stream | |||
| Acidophilic algae | FlowAL | Algae | |
| Bank sediment (W) | FlowBS1a | Grass | 0 |
| FlowBS1b | Q:69,G:0,J:1,I:21,K:8,M:1 | ||
| FlowBS2a | Wood | 30 | |
| FlowBS2b | Q:64,G:0,J:8,I:12,K:15,M:1 | ||
| Matt over goethite | FlowMG1a | Q:64,G:26,J:0,I:0,K:0,M:0 | 85 |
| FlowMG1b | Q:23,G:72,J:5,I:0,K:0,M:0 | ||
| FlowMG1c | Q:89,G:0,J:5,I:0,K:4,M:2 | ||
| FlowMG2a | Q:40,G:59,J:0,I:0,K:1,M:0 | 150 | |
| FlowMG2b | Q:53,G:47,J:0,I:0,K:0,M:0 | ||
| FlowMG2c | Q:89,G:0,J:7,I:0,K:3,M:1 | ||
| Wood over goethite | FlowWG1a | Wood | 190 |
| FlowWG1b | Q:55,G:45,J:0,I:0,K:0,M:0 | ||
| FlowWG1c | Q:80,G:0,J:0,I:13,K:7,M:0 | ||
| FlowWG1d | Q:96,G:0,J:7,I:0,K:0,M:4 | ||
| Matt over jarosite | FlowMJ1a | Q:56,G:19,J:2,I:18,K:4,M:1 | 225 |
| FlowMJ1b | Q:99,G:0,J:0,I:0,K:0,M:1 | ||
| FlowMJ1c | Q:73,G:0,J:26,I:0,K:0,M:1 | ||
| Wood over jarosite | FlowWJ1a | Wood | 260 |
| FlowWJ1b | Q:65,G:0,J:27,I:0,K:8,M:0 | ||
| FlowWJ1c | Q:63,G:0,J:28,I:0,K:9,M:0 | ||
| Bank sediment (E) | FlowBS3a | Q:81,G:0,J:2,I:9,K:7,M:1 | 325 |
| FlowBS3b | Wood | ||
| FlowBS3c | Q:79,G:0,J:1,I:10,K:9,M:1 | ||
| FlowBS3d | Q:58,G:0,J:41,I:0,K:0,M:1 | ||
| FlowBS3e | Q:72,G:0,J:1,I:15,K:11,M:1 | ||
| Quartz sand | FlowQ1 | Q:87,G:0,J:1,I:7,K:4,M:1 | 380 |
| Dry stream | DryMJ1a | Q:87,G:18,J:6,I:25,K:11,M:0 | |
| DryMJ1b | Q:43,G:38,J:19,I:0,K:0,M:0 | ||
| DryMJ1c | Q:23,G:72,J:5,I:0,K:0,M:0 | ||
| DryMJ1d | Q:32,G:56,J:12,I:0,K:0,M:0 | ||