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Sample ID/BE-12A
NavDat sample number 10641 · RHYOLITE
Sample
| Sample ID | ID/BE-12A |
|---|
| Rock name | RHYOLITE |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | 5% phenos of subround quartz, subhedral sanidine and anorthoclase, and minor plag, hypersthene, and opaques; characterized by abundant spherulitic devitrification |
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Location
| Latitude | 43.3331 |
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| Longitude | -114.398 |
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| Location | Magic Reservoir |
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| State / province | Idaho |
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| Volcanic field | Magic Reservoir rhyolite ash-flow tuff, Tuff 3 |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 5 |
|
5 |
6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 74.59 | | WT% | ICP |
| TIO2 | 0.22 | | WT% | ICP |
| AL2O3 | 11.44 | | WT% | ICP |
| FE2O3 | 2.03 | | WT% | ICP |
| MNO | 0.03 | | WT% | ICP |
| MGO | 0.17 | | WT% | ICP |
| CAO | 0.62 | | WT% | ICP |
| NA2O | 2.96 | | WT% | ICP |
| K2O | 5.47 | | WT% | ICP |
| P2O5 | 0.04 | | WT% | ICP |
| LOI | 0.72 | | WT% | ICP |
| BA | 710 | | PPM | ICP |
| ZR | 274 | | PPM | ICP |
| SR | 50 | | PPM | ICP |
| BE | 6.2 | | PPM | ICP |
| LI | 43 | | PPM | AAS |
References
- Struhsacker, Debra W; Jewell, Paul W; Zeisloft, Jon; Evans, Stanley H,Jr (1982) The geology and geothermal setting of the Magic Reservoir area, Blaineand Camas counties, Idaho. Bulletin - Idaho Bureau of Mines and Geology, vol.26, pp.377-393,1982
