GEOROC Sample Information
Location
Latitude 8.97 | Longitude 39.9
EAST AFRICAN RIFT / ETHIOPIAN RIFT / MAIN ETHIOPIAN RIFT / FANTALE
RIFT VOLCANICS
Reference
GIRSON I. L.
THE CHEMISTRY AND PETROGENESIS OF A SUITE OF PANTELLERITES FROM THE ETHIOPIAN RIFT
J. PETROL. 13 [1972] 31-44
Sample Name: Y.486
Sample Information
PANTELLERITE / PORPHYRITIC TEXTURE / PITCHSTONE, VITREOUS, NO AENIGMATITE
OUTCROP
Sample Age Information
QUATERNARY
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| AL2O3 | 10.15 WT% |
| CAO | 0.48 WT% |
| FE2O3 | 2.08 WT% |
| FEO | 5.04 WT% |
| H2OM | 0.06 WT% |
| H2OP | 0.09 WT% |
| K2O | 4.31 WT% |
| MGO | 0.04 WT% |
| MNO | 0.15 WT% |
| NA2O | 6.69 WT% |
| SIO2 | 69.51 WT% |
| TIO2 | 0.48 WT% |
| CE | 240 PPM |
| LA | 100 PPM |
| YB | 10 PPM |
| BA | 780 PPM |
| BE | 11 PPM |
| CL | 1400 PPM |
| CO | 0 PPM |
| CR | 0 PPM |
| CU | 2.4 PPM |
| GA | 30 PPM |
| LI | 30 PPM |
| MO | 3 PPM |
| NB | 145 PPM |
| NI | 0 PPM |
| PB | 23 PPM |
| RB | 105 PPM |
| SC | 0 PPM |
| SN | 0 PPM |
| SR | 19 PPM |
| V | 0 PPM |
| Y | 120 PPM |
| ZN | 250 PPM |
| ZR | 1020 PPM |