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Sample 1-110
NavDat sample number 4763 · MONZONITE
Sample
| Sample ID | 1-110 |
|---|
| Rock name | MONZONITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | abundant phenocrysts of plagioclase and sometimes anorthoclase; aphanitic groundmass that is microgranular and contains orthoclase and quartz |
|---|
Location
| Latitude | 44.4111 |
|---|
| Longitude | -103.822 |
|---|
| State / province | South Dakota |
|---|
| Volcanic field | Black Hill Tertiary igneous province |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 47 |
|
40 |
55 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| AL2O3 | 14.48 | | WT% | NAA |
| FE2O3 | 3.1542 | | WT% | NAA |
| MGO | 3.3003 | | WT% | NAA |
| CAO | 1.407 | | WT% | NAA |
| NA2O | 3.6571 | | WT% | NAA |
| TIO2 | 0.2037 | | WT% | NAA |
| BA | 320.15 | | PPM | NAA |
| CE | 126.409 | | PPM | NAA |
| CO | 5.3275 | | PPM | NAA |
| CR | 12.1516 | | PPM | NAA |
| CS | 3.3706 | | PPM | NAA |
| EU | 1.6782 | | PPM | NAA |
| HF | 3.6374 | | PPM | NAA |
| LA | 39.5844 | | PPM | NAA |
| LU | 0.1478 | | PPM | NAA |
| RB | 98.9328 | | PPM | NAA |
| SB | 0.4802 | | PPM | NAA |
| SC | 4.0912 | | PPM | NAA |
| SM | 6.3005 | | PPM | NAA |
| TA | 0.8718 | | PPM | NAA |
| TH | 10.3344 | | PPM | NAA |
| V | 43.5808 | | PPM | NAA |
| YB | 1.3565 | | PPM | NAA |
