GEOROC Sample Information
Location
Latitude -24 | Longitude -66.5
ANDEAN ARC / CENTRAL ANDEAN VOLCANIC ZONE / ARGENTINA / CERRO TUZGLE / CALAMA OLACAPATO TORO VOLCANIC BELT
IGNIMBRITE COMPLEX
CONVERGENT MARGIN
Reference
KAY S. M.,COIRA B. L.
IMPLICATIONS OF QUATERNARY VOLCANISM AT CERRO TUZGLE FOR CRUSTAL AND MANTLE EVOLUTION OF THE PUNA PLATEAU, CENTRAL ANDES, ARGENTINA
CONTRIB. MINERAL. PETROL. 113 [1993] 40-58
Sample Name: T95
Sample Information
RHYODACITE / IGNIMBRITE
OUTCROP
Sample Age Information
QUATERNARY
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| ND143_ND144 | 0.51225 ± 0.000005 |
| SR87_SR86 | 0.709691 ± 0.000006 |
| AL2O3 | 15.85 WT% |
| CAO | 3.06 WT% |
| FEOT | 2.45 WT% |
| K2O | 4.49 WT% |
| MGO | 1.05 WT% |
| MNO | 0.12 WT% |
| NA2O | 3.21 WT% |
| SIO2 | 69.11 WT% |
| TIO2 | 0.6 WT% |
| CE | 92.1 PPM |
| EU | 1.1 PPM |
| LA | 43.9 PPM |
| LU | 0.177 PPM |
| ND | 34 PPM |
| SM | 6.84 PPM |
| TB | 0.615 PPM |
| YB | 1.56 PPM |
| BA | 428 PPM |
| CR | 9 PPM |
| CS | 31 PPM |
| HF | 4.8 PPM |
| SC | 4.9 PPM |
| SR | 325 PPM |
| TA | 3.3 PPM |
| TH | 20.2 PPM |
| U | 13.2 PPM |
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) SPINEL
| ULV | 11.6 MOL% |
| CR2O3 | 0.08 WT% |
| FE2O3 | 59.75 WT% |
| FEO | 33.86 WT% |
| MGO | 0.53 WT% |
| MNO | 0.87 WT% |
| TIO2 | 4.11 WT% |
Analyzed: MINERAL / COMPONENT (INCL. GROUNDMASS) MICA
| AL2O3 | 14.7 WT% |
| FEO | 19.08 WT% |
| K2O | 6.66 WT% |
| MGO | 13.39 WT% |
| MNO | 0.3 WT% |
| NA2O | 0.44 WT% |
| SIO2 | 37.08 WT% |
| TIO2 | 4.76 WT% |