GEOROC Sample Information
Location
Latitude -1.38 | Longitude 29.67
EAST AFRICAN RIFT / WESTERN EAST AFRICAN RIFT (TANGANYIKA RIFT) / VIRUNGA PROVINCE / BUFUMBIRA VOLCANIC FIELD
MUHAVURA, BUFUMBIRA REGION
RIFT VOLCANICS
Reference
ROGERS N. W.,JAMES D. E.,KELLEY S. P.,DE MULDER M.
THE GENERATION OF POTASSIC LAVAS FROM THE EASTERN VIRUNGA PROVINCE, RWANDA
J. PETROL. 39 [1998] 1223-1247
Sample Name: M79
Sample Information
NOT GIVEN / LOW-SILICA LAVA, BASANITE/HAWAIITE / FRESH / MINOR ALTERATION LIMITED TO SERPENTINIZATION OF OLIVINE
OUTCROP
Sample Age Information
No sample age information given.
Chemistry (and, if given, analytical ages)
Analyzed: WHOLE ROCK
| ND143_ND144 | 0.5125 |
| SR87_SR86 | 0.70644 |
| AL2O3 | 13.26 WT% |
| CAO | 10.75 WT% |
| FE2O3T | 13.39 WT% |
| K2O | 3.72 WT% |
| MGO | 7.6 WT% |
| MNO | 0.2 WT% |
| NA2O | 2.22 WT% |
| P2O5 | 0.58 WT% |
| SIO2 | 44.58 WT% |
| TIO2 | 3.74 WT% |
| CE | 179 PPM |
| EU | 3.19 PPM |
| LA | 88.1 PPM |
| LU | 0.42 PPM |
| ND | 75.9 PPM |
| SM | 12.1 PPM |
| TB | 1.29 PPM |
| YB | 2.49 PPM |
| BA | 1325 PPM |
| CO | 45.5 PPM |
| CR | 171 PPM |
| CS | 1.04 PPM |
| CU | 21 PPM |
| HF | 7.29 PPM |
| NB | 105 PPM |
| NI | 32 PPM |
| PB | 7 PPM |
| RB | 113 PPM |
| SC | 32.1 PPM |
| SR | 999 PPM |
| TA | 7.61 PPM |
| TH | 13.1 PPM |
| U | 3.29 PPM |
| V | 363 PPM |
| Y | 29 PPM |
| ZN | 98 PPM |
| ZR | 326 PPM |